JSM-131 Portable CO2 TVOC Formaldehyde Carbon Dioxide Detector Tag-iPad 3 Carton Size 56cm * 33cm

Carton Size 56cm * 33cm * 39cm / 22

Cable length 5m

General Compatible with ThinkPad:  T490

4 inch A1707 A1990

easy to deal with narrow working conditions

JSM-131 Portable CO2 TVOC Formaldehyde Carbon Dioxide Detector Tag-iPad 3 Carton Size 56cm * 33cm1. 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