Portable Co2 Monitor Meter Sensor Indoor With Alarm, Air Quality Carbon Dioxide Monitor With Temper

Function introduction: 1. carbon dioxide detection 2. temperature detection 3. humidity detection 4. intelligent alarm 5. long battery life. Safe, intelligent and accurate color:Black Material:ABS size:73 x 73 x 18mm Package Contents: 1 x air quality monitor 1 x usb cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.