Air Quality Monitor 400-5000PPM - 3-in-1 Combo CO2 Moisture Meter Pollution Meter - USB Charge CO2 Meter Air Quality Meter Humidity for Home Office

Description: Carbon dioxide concentration detection thermometer hygrometer 3 function in one. Built-in lithium battery 1200mAh USB power cord. Specification: Name: Air Quality Monitor CO2 Detection Range: 400-5000PPM CO2 Detection Sensitivity: 1PPM TVOC Detection Range: 0-2PPM Temp Measurement Range: 0~50°C Temp Measurement Accuracy: ±1°C Humidity Measurement Range: 0%~99%RH Humidity Measurement Accuracy: ±2%RH Charging Mode: DC5V 500mA micro USB interface Battery: Built-in lithium battery 1200mAh Size: about 9*7*3cm/3.54*2.75*1.18inch Screen: 2.75inch Dead Weight: About 150g Packing List: 1*Host 1*USB Charging Cable 1* Instruction Manual Only the above packaging content other products are not included. Note: Instructions: 1. Press and hold the Power key on the right for 3 seconds to turn on and turn off then it will display the current air quality parameters. 2. CO2 Detector. It displays the current CO2 data as well as the temperature and humidity data the colored ring will change according to the Co2 content. 3. The USB can be charged by plugging in a 5V power supply. The battery icon flashes in the charging state and it stops when it is full. If the display is full but still flashing it means that the charging is not saturated. Please wait for a while. Other: 1. Due to the difference in camera equipment light brightness and display screen the color of the item may be slightly different from the picture. 2. Please allow 0.1-2cm difference due to manual measurement. 3. Do not use it frequently in a dusty environment with poor air quality to prolong its service life. 4. Do not use this device in high temperature high humidity dirty or near strong magnetic fields to avoid inaccurate values or internal circuit failure of it.