JSM-131 Portable CO2 TVOC Formaldehyde Carbon Dioxide Detector PiPO compact design make it easy

compact design make it easy to storage your backpack or briefcase and take it anywhere for using

The USB power supply does not require an external power supply (plug-and-play without driver

8 PCS Power Adapters Interfaces:

Carton Size 60cm * 40cm * 32cm / 23

JSM-131 Portable CO2 TVOC Formaldehyde Carbon Dioxide Detector PiPO compact design make it easy1. Function: formaldehyde chemical pollutants carbon dioxide air quality detection 2. Detection technology: natural air flow detection technology 3. Display mode: LED digital display + light indication 4. Error fluctuation: 3% 30% 5. Specification: 68mm X 70mm X 40mm 6. Working voltage: 5V 7. Power on warm up: 120 seconds 8. Battery capacity: 1000 mA 9. Charging time: about 4 hours 10. Standby time: about 240 360 minutes 11. Net weight: about 90 grams