Msterk 4-in-1 Gas Detector with Sound, Light, Shock Protection, Rechargeable, Portable, Black

This professional 4 in 1 gas detector is designed for detecting CO, H₂S, O₂, and LEL gas. It can continuously monitor the CO, H₂S, O₂, and LEL gas concentration in the surrounding environment, once the gas concentration reaches the level of the alarm, the alarm will sound, light, and vibrate. High portable CO, H₂S, O₂, and LEL gas tester with compact size and lightweight, very easy to carry and operate.

Msterk 4-in-1 Gas Detector with Sound, Light, Shock Protection, Rechargeable, Portable, Black Detects four types of gases: Carbon Monoxide (CO), Hydrogen Sulfide (H₂S), Oxygen (O₂), and Combustible Gas (LEL) Features customizable automatic shutdown time and adjustable alarm concentration levels Large color LCD with backlight for easy reading; can connect to a sampling pump for closed environments Utilizes advanced integrated circuit technology and high-quality imported gas sensors for excellent sensitivity and repeatability Supports a Chinese-English interface and voice prompts for user-friendly operation and maintenance