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#3 #In1 #Co2 #Digital #Temperature #Meter #Humidity #Sensor #Tester #Monitor #Air #Quality #Carbon #Dioxide #Formaldehyde 
3 In1 Co2 Digital Temperature Meter Humidity Sensor Tester Monitor Air Quality Carbon Dioxide Formaldehyde  Detector
Features: 3-in-1: can be used as a detection of concentration of carbon dioxide, thermometer and hygrometer at the same time.
Battery source: 1500mah built-in lithium battery, use the usb charging cable to charge it.
Color screen: display current co2 data, temperature and humidity data. The colored ring will change according to the co2 content.
Simple to operate: press and hold the "on-off" key for 3 seconds to switch on and off. It will detect co2 automatically.
Mini and portable: can be placed in the kitchen, living room, bedroom, etc.

Specification: Material: ABS
Color: black, white
Measurement accuracy: 1ppm
Display method: 2.8”LCD screen display, 240x320 pixels
CO2 Technology : infrared ( NDIR)
Temperature and Humidity sensor
Detection range: CO2 ( 0-6000 ppm)
Sampling time:1.5 seconds
Product Size:89x70x35MM，150G
Detection temperature: -10°C to 70°C; 
Relativehumidity:10% - 99%
Storage temperature:-10°C to 60°C;  
Concentration unit for HCHO and TVOC: mg/m³
Powersource:Lithium battery with 1500 mAh capacity; 5V DC power charging via micro USB port
Product weight: 250g

Package Includes: 1 x CO2 detector
1 x USB cable
1 xManual
1xWall suction bracket, 2 pieces of wall-sticking metal sheets, 2 pieces of self-adhesive paste.

note: Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
