ALTAIR Pro: Phosphine PH3 (Low: 0.3ppm, High: 1.0ppm) Thickness_8 Mil and do not immerse it

and do not immerse it in water

and 5 headstraps with roller buckles for a secure

Withstands extreme temperatures and outdoor environments

Made of waterproof

ALTAIR Pro: Phosphine PH3 (Low: 0.3ppm, High: 1.0ppm) Thickness_8 Mil and do not immerse itALTAIR Pro: Phosphine PH3 (Low: 0. 3ppm, High: 1. 0ppm) Based on the industry standard ALTAIR Single Gas Detectorbut with added features and functionalityALTAIR Pro toxic gas and oxygen detectors combine reliable detection and LED audible flashing vibrating alarms with clear, backlit LCD displays. Electrochemical sensors measure concentrations of toxic gas (chlorine dioxide, hydrogen cyanide, and phosphine) or percent oxygen. Purpose built for