HITBOX Portable Gas Detector 3 Alarm 4 In 1 Gas Monitor Meter Tester Analyzer Rechargeable LCD Display Gas Clip Air Quality Detector

This 4-in-1 detector is definitely the right choice to protect you and the health and property of your family. Our multi gas detector uses advanced integrated circuit technology, embedded microcomputer control, high quality imported gas sensor, excellent sensitivity and excellent repeatability The detector is widely used in petroleum, chemical, environmental protection, metallurgy, refinery, gas, ...