Porschean BH-4A 4-in-1 Portable Gas Detector (CN Version)

The Porschean BH-4A is a professional portable four-in-one gas detector designed to monitor combustible gases (EX), Oxygen (O2), Carbon Monoxide (CO), and Hydrogen Sulfide (H2S). This compact and reliable device provides real-time detection and alarm functions for hazardous environments, ensuring safety for workers. (CN version)

Does it come with a pump?: Without pump Detectable gases: hydrogen sulfide Way of working: Portable