Best 4 In 1 Gas Detector 2023

Sold by Shopbeta · Asylum Down

Specification + Model NM-4 Gas types EX H2S CO O2 Measuring range (0~100)%LEL (0~100)PPM (0~1000)PPM (0~30)%VOL Measuring accuracy ±3%FS ±3%FS ±3%FS ±3%FS Resolution 1%LEL 1PPM 1PPM 0.1%VOL Low alarm 20%LEL 10PPM 200PPM 19.5%VOL High alarm 50%LEL 20PPM 500PPM 23.5%VOL Response time <30s <30s <30s <30s Display real-time data and system status on the LCD screen Working environment -20°C~50°C, <95% RH (no condensation) Working voltage DC3.7V (lithium battery of 2000mAh) Charging time 6h~8h Standby time >8 h Lifespan of the sensor 2 years Warranty 1 year Size of product and package Product Package Carton(12pcs) 130*60*45mm /200g 205*150*80mm/650g 45*35*25cm /9