Portable CO2 Air Quality Formaldehyde Carbon Dioxide Detector Indoor Temperature Hygrometer with LED Digital Display, 5 in 1 Semiconductor1. CO2 detection range: 400 6000PPM 2. CO2 detection sensitivity: 1PPM 3. Detection range: 0 2PPM 4. Temperature measurement range: 0~60 degrees Celsius 5. Temperature measurement accuracy: + 1 degrees Celsius 6. Humidity measurement range: 0%~99%RH 7. Humidity measurement accuracy: + 2%RH 8. Charging method: DC5V 500mA micro USB interface 9. Battery: Built in lithium battery 1200mAh 10. Size: 9 x 7 x 4cm 3. 54 x 2. 75 x 1. 18inch 11. Screen: about 2.

and the writing will not damage the screen

Lightweight and portable:Portable and lightweigt in the palm of your hand or in the pocket

Loading Container 20GP: 497 cartons * 50 pcs = 24850 pcs

1 SD memory card reader

**Cool RGB Light Effects:** Enhance your gaming atmosphere with vibrant RGB lighting effects

touch the button to tighten automatically

suitable for notebook

no ink ribbon

- 1 x HDMI: 4K x 2K UHD Output

0 port and the following ports USB 2

Dimensions: 8 x 8 x 3

Standby time: 25 days or so