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  • Sale!
    5-in-1 Comprehensive Detection – Simultaneously monitors carbon monoxide (CO), combustible gases (natural gas, LPG, methane,etc.), smoke, temperature, and humidity, providing all-round indoor safety protection.
     
    High-Precision Sensing Technology –Equipped with advanced electrochemical and photoelectric sensors, ensuring accurate detection with ±5% CO accuracy, ±3%temperature accuracy, and ±5% humidity accuracy.
     
    Dual Power Supply Design – Supports AC 100-240V plug-in power and built-in 700mAhlithium battery backup, delivering 24/7 protection even during power outages.
     
    User-Friendly Operation – Features a clear LCD display for real-time data reading, 3-level adjustable screen brightness, and a mute option to adapt to different usage scenarios.
    Reliable Audible & Visual Alarm – Emits ≥85dB loud alarm and visual indicators when dangerous levels are detected, ensuringtimely alerts for users.
     
    International Certifications – CE, FCC, RoHS, and UL217 certified, complying with global safety standards and facilitating market access in North America, Europe, and other regions.
     
    Multi-Scene Adaptability – Ideal for homes, offices,RVs, camping sites, kitchens, and bedrooms, meeting diverse indoor safety needs.
  • Features: * 5G Wi-Fi module works both on 5G and 2.4G * Remotely turn on/off appliances with app * Works with Amazon Alexa, Google Assistant * Voltage: AC85 ~ 240V * Rated Power: 1000 ~ 1800W * Rated Current: 16A
  • Geiger Counter Nuclear Radiation Detector Dosimeter, Portable Handheld Beta Gamma X-ray Radiation Monitor
    • Measures Gamma, Beta, and X-rays radiation. Detection range: 0.08~50mSv/hr
    • Real-time, Average, and Cumulative dose display
    • Provides audible and visual alerts if radiation is detected. Alarm response time: 5 sec.
    • Two Measuring Modes: Continuous Measurement & Timing Measurement. The Timing Measurement data will be automatically stored on the device.
    • Portable small device, fits in your hand. Newest geiger sensor from Doeatoow.
    HFS-20    
  • HFS-P3 Geiger Counter Dosimeter Beta Gamma X-ray radiation detector
    • Use Geiger Muller tube counter for nuclear radiation. Detection range: 0.08 uSv - 50mSv.
    • Combined Beta, Gamma, and X-Ray radiation detection.
    • Provides audible and visual alerts if radiation is detected.
    • Rechargeable battery included. Chargeable via USB or wall or car charger.
    • Compact and Portable: Pen-type design, it can detect the radiation level of any object or any environment at any time, such as detecting the radiation of toys, antiques, building materials, furniture, decoration, food, etc.
    HFS-P3    
  • Out of stock
    air quality monitor pm2.5 GZAIR YT6928 PM2.5 monitor
    • Real-Time Measurements: Monitor indoors for dust, pollutants, and other fine particles small enough to enter the respiratory system. Update PM 2.5 data every 5 seconds to ensure healthy air for your family.
    • Wi-Fi Connection & APP Remote Control: Connect via 2.4G Wi-Fi to the Tuya Smart App for viewing the monitoring data. No matter where you are, you can monitor the indoor air quality of your house.
    • Data Logger & Export data: Keeps 7 days of PM2.5 history data on the APP. And it allows sending data to your email box. Click the link in the email to download the data file.
    • Colorful LCD Display: Clear identification to help monitor indoor temperature and humidity with a 12- or 24-hour clock.
    • Easy to Set up: Simply plug the device into a USB Port to install. Connect it to the APP, and the unit is ready to use.
       
  • Out of stock
    HFS-10 Geiger Counter Dosimeter Beta Gamma X-ray detector
    • Handheld Nuclear Radiation Detector with high sensitive Geiger Counter sensor
    • Combined Beta(β ), Gamma(γ), and X-ray radiation detection, the measurement cycle is once every 2 seconds.
    • Real-time, Average, and Cumulative dose display
    • Alerts users via audio and visual alarms when preset thresholds are exceeded.
    • Two Measuring Mode: Continuous Measurement & Timing Measurement. The Timing Measurement data will be automatically stored on the device.
    HFS-10    
  • Product Name
    Smart Thermostat
    Model
    MC21
    Power Supply
    110-230 VAC, 50/60 hz
    Purpose of Control
    Water / electric heating system
    Relay Rating
    3A/16A
    Display
    3.2 inch LCD display
    Communications
    WiFi (Option)
    Displayed Temperature Resolution
    0.1℃
    Control Temperature
    0.5℃
    Smart Schedule Type
    7days, weekday/weekend
    Schedule Per Day
    Up to seven different 4- or 6-event program
    Standby Consumption
     ≦0.5 w
    Operating Temperature
    1℃ - 85℃
    Dimensions (W/H/D)
    88 * 87 * 12.8 (mm)
    Build-In Depth
    24.5 mm
    Weight
    ≦200g
    Enclosure Rating
    IP41
    Enclosure Material
    PC + ABS plastic
      Main Feature * 220VAC, 24VAC(Option) power supply * WiFi enable+APP (Option) , Tuya App * Time and date sync to internet * Touch keys with backlight * Smart Touch key * 7 day, weekday/weekend schedule * Defrost protection * Floor temperature limitation * Home/Away mode * Holiday function * Hold temperature function * Modbus RS485 * C/F temperature display * Touch key lockout * DI input( Occupy/Fire/External Sensor)
  • Out of stock
    GZAIR PT01-B Smart CO2 monitor
    Wi-Fi CO2 Meter, Temperature and Humidity, Tabletop & Wall Mountable CO2 Monitor with Visual, Audible Alerts, Alarm Logger, Battery Operated
    • NDIR CO2 Sensor delivers high accuracy and fast response
    • CO2 Detector with an audible alarm, LED lights reminder, Real-time notification on your Smartphone & Unit whenever an alarm is triggered, one tap to silence the alarm via app or device
    • Protects during a power failure - It operates on a power source with 1400mAh rechargeable battery backup
    • You can view up to 1 month of history reading with a trend chart. All alert conditions are recorded in the alarm log.
    • Simply installs the monitor on the wall where you need it, connect the device to the app, and the device is ready to use. The device is auto-calibrating every 24 hours after power on. The zero point of automatic calibration is 400ppm.
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  • Sale!
    1. 5-in-1 real-time monitoring, tracks CO, O₂, temp, humidity, barometric pressure
    2. High-precision sensor, data refresh every 2s, accurate gas & pressure measurement
    3. Audio-visual triple alarm, CO graded alert, O₂ abnormal instant warning
    4. 1500mAh battery, 72h standby, Type-C fast charging for outdoor use
    5. Smart power-saving, auto-sleep + low battery alert, prevent sudden shutdown
    6. Portable metal case, compact size, hook design for easy carrying/clipping
    7. Durable & heat-dissipating, metal housing, suitable for multi-environment use
    8. Multi-scenario applicable, ideal for home, garage, RV, camping, indoor & outdoor
  • Sale!
    • 7-in-1 Multi-Function Detection: Accurately measures O2 (oxygen), CO (carbon monoxide), air pressure, temperature, and humidity. Includes a built-in stopwatch and flashlight for additional convenience during outdoor adventures.
    • Advanced Gas Detection Technology: High-sensitivity sensors using Electrochemical Technology ensure precise detection of oxygen and carbon monoxide levels, providing reliable and rapid response in critical situations.
    • Real-Time Weather Monitoring: Tracks barometric pressure, temperature, and humidity, offering essential data for weather forecasting and altitude adjustment, making it ideal for hiking, climbing, or camping trips.
    • Built-in Stopwatch: Great for timing outdoor activities, emergency situations, or interval training—perfect for athletes, hikers, and survivalists.
    • High-Power Flashlight with Multiple Modes: A durable LED flashlight with strobe, SOS, and steady beam modes to ensure visibility and safety during nighttime navigation, emergencies, or power outages.
    • 3000mAh Rechargeable Battery: Low power consumption design provides up to 7 days of continuous use on a single charge. Supports Type-C fast charging for quick recharges. Features an ultra-long standby time of up to 230 hours.
    • SD Card Data Logging & Export: Equipped with a 32 MB SD card, it securely stores up to one year of environmental data for post-expedition analysis. Supports data export (O2, CO, temperature, humidity, air pressure) for in-depth review.
    • Portable & Compact: Mini-sized design (2.3 x 1.2 x 4.3 inches) with a lanyard for easy portability—perfect for travel, camping, hiking, RVs, hotels, or emergency preparedness.
  • Geiger Counter Nuclear Radiation Detector Dosimeter, Portable Handheld Beta Gamma X-ray Radiation Monitor
    • Measures Gamma, Beta, and X-rays radiation. Detection range: 0.00~999μSv/h
    • Real-time, Average, and Cumulative dose display; Alarm threshold display
    • Alerts users via audio and visual alarms when the preset dose rate limit is exceeded. Alarm response time: 1 sec.
    • Powered by two disposable/rechargeable AA batteries, or use the USB cable that came with the unit to power the device.
    • Widely applied in environment evaluation, scientific testing on samples like: building material, hospital radiation therapy monitoring for cancer, food, water, indoor/outdoor-ray, and more
    FS300    
  • Sale!
    • 7-in-1 Multi-Function Detection: Accurately measures O2 (oxygen), CO (carbon monoxide), air pressure, temperature, and humidity. Includes a built-in stopwatch and flashlight for additional convenience during outdoor adventures.
    • * High-Precision Sensors: Uses electrochemical technology for accurate oxygen and carbon monoxide measurement.
    • * Safety Alarm System: Dual audio and visual alerts for dangerous CO and O_2 levels.
    • * Large Capacity Battery: Built-in 3000mAh rechargeable battery for long-term field use.
    • * Data Logging Ready: Supports SD card storage for historical data tracking.
    * Professional Certification: FCC, CE, and RoHS compliant for global market access
  • Product Name
    Smart Thermostat
    Model
    MC21
    Power Supply
    110-230 VAC, 50/60 hz
    Purpose of Control
    Water / electric heating system
    Relay Rating
    3A/16A
    Display
    3.2 inch TFT display
    Communications
    WiFi (Option)
    Displayed Temperature Resolution
    0.1℃
    Control Temperature
    0.5℃
    Smart Schedule Type
    7days, weekday/weekend
    Schedule Per Day
    Up to seven different 4- or 6-event program
    Standby Consumption
     ≦0.5 w
    Operating Temperature
    1℃ - 85℃
    Dimensions (W/H/D)
    88 * 87 * 12.8 (mm)
    Build-In Depth
    24.5 mm
    Weight
    ≦200g
    Enclosure Rating
    IP41
    Enclosure Material
    PC + ABS plastic
      Main Feature * 220VAC, 24VAC(Option) power supply * WiFi enable+APP (Option) , Tuya App * Time and date sync to internet * Touch keys with backlight * Smart Touch key * 7 day, weekday/weekend schedule * Defrost protection * Floor temperature limitation * Home/Away mode * Holiday function * Hold temperature function * Modbus RS485 * C/F temperature display * Touch key lockout * DI input( Occupy/Fire/External Sensor)
  • Out of stock
    co2 monitor wifi
    Wi-Fi Carbon Dioxide Meter with Smoke Alarm, Temperature and Humidity, Tabletop & Wall Mountable CO2 Monitor, with Visual, Audible Alerts, Alarm Logger
    • CO2 Meter & Smoke Alarm in 1 unit with an audible alarm, LED lights reminder, Real-time notification on your Smartphone & Unit whenever an alarm is triggered, allows you to temporarily silence any annoying alarms caused by kitchen fumes, smoking, etc via the app or device
    • NDIR CO2 Sensor delivers high accuracy and fast response, Photoelectric smoke alarm responds quickly with a loud 85-decibel siren sounds
    • Protects during a power failure - It operates on a power source with 1400mAh rechargeable battery backup
    • You can view up to 1 month of history reading with trend chart. All alert conditions are recorded in the alarm log.
    • Simply installs the monitor on the wall where you need it, connect the device to the app, and the device is ready to use. The device is auto-calibrating every 24 hours after power on. The zero point of automatic calibration is 400ppm.
    buy PT01 on Amazon  
  • 4-in-1 Gas Detection: Monitors combustible gases (LEL), oxygen (O₂), carbon monoxide (CO), and hydrogen sulfide (H₂S), providing all-in-one protection against multiple gas hazards Real-Time Monitoring & Alerts: Instant, real-time readings and continuous monitoring of gas concentrations Audible, Visual & Vibrating Alarms: Multimodal alerts ensure that workers are immediately notified if gas levels exceed preset safety thresholds Rugged, Durable Design: Built for industrial environments, resistant to dust, water, and impact, designed to withstand harsh conditions Easy-to-Use Display: Clear, backlit LCD display shows real-time gas levels, battery life, and sensor status Long Battery Life: High-capacity rechargeable battery allows for up to 10 hours of continuous operation on a single charge Portable & Compact: Lightweight and easy to carry, making it ideal for use in confined spaces, high-risk areas, and mobile work environments
  • carbon monoxide detector beeping carbon monoxide detector handheld

    About this item

    • Handheld Carbon Monoxide detector with high precision CO sensor
    • Visual alarm, audible alarm, vibrating alarm, and real-time CO display from 1 to 1,000 PPM
    • Sounds a low-level alert at 50PPM and a high-level alert at 150PPM
    • Alarm memory feature records the highest level of CO
    • Protects during a power failure - CO detector operates on a 5V power source with 3.7V 2000mAh rechargeable battery backup
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  • carbon monoxide detector california law Vehicle CO Alarm

    About this item

    • Electrochemical sensor with a 5-year life
    • Continuous 9-month runtime with battery-powered
    • Visual alert, audible alert, real-time carbon monoxide concentration display
    • Easy to set and use with simple one-button operation
    • Designed primarily for Vehicles(i.e. trucks, SUVs, buses, aircraft, boat)
     
  • SA103 CO detector
    Portable Carbon Monoxide Gas CO Detector for Home & Industry Safety, Traveling Tent, Stove Heating, Vehicles and Other confined Spaces
    • Electrochemical sensor, which is composed of a pump and a microprocessor, can accurately and efficiently reflects the detection data on the screen.
    • It will alarm wearer to take corresponding protective action by sound, light and vibration once the environmental CO gas concentration exceeds the preset alarm point.
    • Portable Small Size 110mm*45mm*32mm with IP67 waterproof and dustproof body, it’s also passed 2 meters drop test and have a 25~55℃working temperature range, you can take it wherever you want to go, it doesn't take up space.
    • This CO detector can be used continuously for 2 years if it is kept in a 24-hour working state.
    • You can contact our development engineer via amazon email. If you have any questions, please feel free to contact us.
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  • Carbon monoxide detector
    • 5-Year electrochemical sensor, accurately detects the real-time CO level.
    • IP67 Waterproof Rated. Shock-proof - Passes 20 ft drop test.
    • Battery life of up to 2 years. 9V Lithium battery.
    • Detects Carbon Monoxide from 0-1000 ppm with a 1 ppm resolution. Visual, audio, and vibration alarms when preset levels are reached.
    • Portable and lightweight design with lanyard. One-year manufacturer warranty.
    • Applications: Indoors, tents, stove heating, vehicles, and other confined spaces.
     
  • 1200P Datalogger CO2 Monitor
    • Unlimited data logging and memories: Built-in 2GB memory card is used to permanently record the measurement data.
    • View Trend Chart in GZAIR dashboard: Logged data can be output to computers for storing. Or upload the data file to the GZAIR website dashboard for analyzing.
    • Accurate Measurement: Using NDIR CO2 Sensor technologies to detect CO2, Temperature, and Humidity. The date and Time are displayed on the big LCD simultaneously.
    • Beeper and LED alarm: User-adjustable CO2 high/low alarm limit, if the CO2 value in the room exceeds the pre-set value, the instrument will respond with visual and audible warning tones.
    • Human/Plant Mode: Human mode measures the carbon dioxide level in close space and reminds you to ventilate timely to get good air quality; Plant mode detects whether the plant is growing in a good condition.
    • Offer two ways to calibrate the sensor: Manual Calibration and Automatic Calibration. Follow the steps in the Operating Instruction to perform the manual calibration. And it can automatically calibrate itself every two weeks during the detection.
    • Complies with/CA AB 841
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  • GZAIR CO2 Datalogger Monitor
    • Unlimited data logging and memories: Built-in 2GB memory card is used to permanently record the measurement data.
    • View Trend Chart in GZAIR dashboard: Logged data can be output to computers for storing. Or upload the data file to the GZAIR website dashboard for analyzing.
    • Accurate Measurement: Using NDIR CO2 Sensor technologies to detect CO2, Temperature, and Humidity. The date and Time are displayed on the big LCD simultaneously.
    • Beeper and LED alarm: User-adjustable CO2 high/low alarm limit, if the CO2 value in the room exceeds the pre-set value, the instrument will respond with visual and audible warning tones.
    • Human/Plant Mode: Human mode measures the carbon dioxide level in close space and reminds you to ventilate timely to get good air quality; Plant mode detects whether the plant is growing in a good condition.
    • Offer two ways to calibrate the sensor: Manual Calibration and Automatic Calibration. Follow the steps in the Operating Instruction to perform the manual calibration. And it can automatically calibrate itself every two weeks during the detection.
    • Complies with/CA AB 841
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  • 1200P CO2 Monitor with rechargeable battery
    Unlimited data logging and memories: Built-in 2GB memory card is used to permanently record the measurement data. View Trend Chart in GZAIR dashboard: Logged data can be output to computers for storing. Or upload the data file to the GZAIR website dashboard for analyzing. Accurate Measurement: Using NDIR CO2 Sensor technologies to detect CO2, Temperature, and Humidity. The date and Time are displayed on the big LCD simultaneously. Beeper and LED alarm: User-adjustable CO2 high/low alarm limit, if the CO2 value in the room exceeds the pre-set value, the instrument will respond with visual and audible warning tones. Human/Plant Mode: Human mode measures the carbon dioxide level in close space and reminds you to ventilate timely to get good air quality; Plant mode detects whether the plant is growing in a good condition. Offer two ways to calibrate the sensor: Manual Calibration and Automatic Calibration. Follow the steps in the Operating Instructions to perform the manual calibration. And it can automatically calibrate itself every two weeks during the detection. The rechargeable battery can be fully charged in 2.5 hours and provide 8-10 hours duration. Complies with/CA AB 841
  • GZAIR Smart IAQ Monitor with CO/CO2/Pressure/Humidity/Temperature Detection Sensors, vehicle, Car, RV, Truck, Camping, Bluetooth, Data logger
    • Multi-Sensors detector: Combines independent CO, CO2, Pressure, Humidity and Temperature sensors for accurate air quality detection.
    • Bluetooth Connected: Easily connect with your Smartphone (iOS, Android). All readings are transferred to the Smartphone for your analysis.
    • Unlimited data logging and memories: Built-in memory card is used to permanently record the measurement data.
    • Audible Alarm: Alarm Buzzer will beep when the CO/CO2 concentration level exceeds the upper/lower threshold value. For CO, sounds low-level alert at 9 ppm and high-level alert at 25 ppm. Easily turn off unwanted alarms with the Tuya Smart APP.
    • Power Supply: Built-in 3200mAh Li-Ion rechargeable battery powered up to 48 hours of operation. Also powered with USB power or 5V Adaptor.
    PT04  
  • Simultaneous 4-Gas Detection: Continuously tracks and displays concentrations of LEL, O₂, H₂S, and CO on a single easy-to-read interface. High Sensitivity Sensors: Advanced electrochemical and catalytic sensors offer fast response times and accurate readings, even in rapidly changing environments. Real-Time Data Display: Large backlit LCD shows current gas levels, battery status, and alarm conditions at a glance. Triple Alarm System: Built-in visual (LED), audible (≥ 90 dB), and vibration alerts ensure users are notified immediately when thresholds are exceeded. Rugged & Weather-Resistant: Built tough for harsh environments with a shock-resistant, water- and dust-proof design.
  • co2 monitor battery operated
    Indoor CO2 Meter, Temperature and Relative Humidity Wall Mountable Carbon Dioxide Detector, Air Quality Monitor, CO2 Monitor, NDIR Sensor, Time & Date, 0~5000ppm Range
    • Accurate Detection: A High-Precision NDIR sensor is adopted in the detector. It works quickly, stably, and won't be affected by temperature or other conditions than outdated Chemosensor.
    • Portable CO2 Meter: It is powered by a USB port or rechargeable battery. A fully charged battery will result in almost 10 hours of use. You can take it to wherever you want to monitor air quality.
    • Tabletop or Wall Mount Use: Two use way, Wall-mounted or Tabletop design. You can set it on a stand or mount it on the wall with a mounting hole on the back.
    • Two Detection Modes: Human and Plant. Human mode detects if you are in a healthy range. Plant mode detects whether the plant is growing in a good condition.
    • Easy to Use: The simple interface makes it easy for users to monitor the carbon dioxide level.
    • Complies with/CA AB 841
       
  • multiple air qualtiy monitor
    • Multi-Sensors detector: Combines independent HCHO/TVOC/PM2.5/PM10/CO2 /Humidity/Temperature sensors for accurate air quality detection.
    • Unlimited data logging and memories: A built-in memory card is used to permanently record the measurement data.
    • Audible Alarm: The alarm Buzzer will beep when the concentration level exceeds the upper/lower threshold value.
    • LCD digital display: The large, easy-to-read LCD helps you stay informed by indicating the readings.
    • Rechargeable battery: This sensor comes with a built-in polymer battery of 3200mAh, which can work for 33-36 hours per full charge. It also can work while it is charging and keep you
  • Real-time oxygen monitoring with high-accuracy sensor Alerts for both low and high O₂ concentration levels Triple alarm system: sound, light, and vibration Rugged IP54-rated enclosure for harsh environments Large LCD screen with backlight for clear readings Rechargeable battery for continuous field use Optional data logging and wireless communication This rugged O₂ gas detector is an essential tool for confined space entry, industrial safety audits, and emergency response teams, offering dependable protection where it’s needed most.
  • co2 meter data logger co2 meter with ndir sensor
    • Dual-channel NDIR Sensor: Provide high accuracy and fast measurement response.
    • Data Logger & Export data: You can view up to 7 days of history reading. It allows you to change the tracking intervals to determine how often your device logs track points. And you can export data to a .txt file and save it on your PC.
    • Portable CO2 Detector: This device is powered by a USB port or 1800mAh rechargeable battery. A fully charged battery will result in almost 10 hours of use. You can take it to wherever you want to monitor air quality.
    • PIN Protection: You can set up a screen lock to help secure your device.
    • Multiple Customization Options: You can customize the screen feature according to your preference, such as language, brightness, color, etc.
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  • GZAIR MCH3 Data Loggeer Monitor
    • Dual-channel NDIR Sensor: Provide high accuracy and fast measurement response.
    • Data Logger & Export data: You can view up to 7 days of history reading. It allows you to change the tracking intervals to determine how often your device logs track points. And you can export data to a .txt file and save it on your PC.
    • Flexible Touch Screen: 3.5 inches large colorful TFT Capacitive Touch Screen, compact and elegant appearance.
    • PIN Code Access Feature: You can set up a screen lock to help secure your device.
    • Multiple Customization Options: You can customize the screen feature according to your preference, such as language, brightness, color, etc.
  • co2 monitor with data logger co2 monitor with dual-channel ndir sensor
    Indoor CO2 Meter, Temperature and Relative Humidity Carbon Dioxide Detector, Air Quality Monitor, NDIR Channel Sensor, Data Logger, 0~5000ppm Range
    • Dual-channel NDIR Sensor: Provide high accuracy and fast measurement response.
    • Data Logger & Export data: You can view up to 7 days of history reading. It allows you to change the tracking intervals to determine how often your device logs track points. And you can export data to a .txt file and save it on your PC.
    • Portable CO2 Detector: This device is powered by a USB port or 1800mAh rechargeable battery. A fully charged battery will result in almost 10 hours of use. You can take it to wherever you want to monitor air quality.
    • PIN Protection: You can set up a screen lock to help secure your device.
    • Dual Switch: Use the Pushbutton to switch it on/off, touch the starting icon for operation proceeding, preventing children’s access to turn off the device.
       

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