LYCEBELL Multifunctional Carbon Dioxide Monitor, Carbon Dioxide Detector, CO2 Sensor

Specifications:
Color: black
Weight: 230g
Charging time: 2 hours
Size: 128 x 90 x 37mm(L*W*H)
CO2 detective range: 0~10000 ppm

Operating Instructions:
1. Press and hold the "O" key more than 3 seconds to power on the meter, then it will display the current temperature and relative humidity.
2. The meter will display the current CO2 ppm value after 1 minute.the displayed value will stabilize after 5 minutes.
3. When the CO2 ppm is higherthan 2000 ppm, the built-in buzzer of the meter will slow sounds, when the CO2 ppm is greater than 5000 ppm, the built-in buzzer of the meter will fast sounds.
4. Press and hold the" O " key more than 3 seconds again to power off.

Package Content:
1 x User Manual
1 x USB Charging Cable
1 x LYCEBELL LC-531G