Multi Gas Clip Pump

Operates with pump on for 52 hours continuously
Detects combustible gases (LEL), hydrogen sulfide (H2S), carbon 
monoxide (CO) & oxygen (O2)
Powerful but quiet pump draws from up to 75 feet
1 year calibration cycle saves valuable time & test gas
Detects accurately in oxygen-depleted environments
Low maintenance cost – infrared LEL sensor is immune to poisons
Simple to use, one button operation – large, easy to read screen
Lightweight & durable – alligator clip clamps on tight