Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeab
ADKS-4 is a portable 4 gas detector that detects Carbon Monoxide (CO), Oxygen (O2), Hydrogen Sulphide (H2S), and Explosive Gases (EX). This gas monitor adopts imported sensors and has a life expectancy of 2-5 years.