Protege ZM (H2S) Hydrogen Sulphide Single Gas Moni
Protege zm (h2s) hydrogen sulphide single gas. Protégé zm single gas h2s monitor. used, no instructions, i don’t know anything about this except it bleeps and flashes haha. "But the delivery time depends on destination and other factors, sometimes it's out of our control and maybe delay a little longer days"