MGC-S Gasclip Technologies Multi Gas Clip Simple 4-Gas 2/Year Monitor

No charging ever! No calibration needed! Detects H2S, CO, O2 & combustible gases (LEL) Save time never having to charge or service your portable multi-gas detector! Reliably test for H2S, CO, O2 & combustible gases (LEL)) with this simple-to-use & simple-to-maintain detector. Just turn it on & have worry free assurance of protection against toxic gases 24/7 for two full years. Gas Clip Technologies’ continued development and refinement of advanced low-power photometric infrared technology for LEL measurement helps make gas detection simpler than ever in the newest member of their gas detector family - the Multi Gas Clip Simple. No charging ever. No calibrating needed. No Maintenance. It's SIMPLE!