GasAlertMax XT II Multigas Dectectors, Oxygen/Hydrogen Sulphide/CO/LEL

Features : Reliably monitors for up to four gas hazards | Combines straightforward one-button field operation with an integrated sampling pump | Tamper-proof, user-adjustable options enable the instrument to be customized to user's application | Powered by a rechargeable battery pack that provides runtime for an entire 13 hour shift | Includes standard event logging and data logging