Crowcon Gas-Pro Intrinsically Safe Confined Space 5-Gas Detector, CO, H2S, O2, CH4, CO2 (4 Model In This Family). Designed with industrial environments and fleet managers in mind, Gas-Pro offers detection of up to 5 gases in a compact and rugged solution capable of withstanding harsh environments and everyday use. Gas-Pro has an easy-to-read top mount display combining ease of use with user focused features. An optional internal pump, activated with the flow plate, takes the pain out of pre-entry testing and allows Gas-Pro to be worn either in pumped or diffusion modes. User Friendly: Top Mount Display – makes it easy to read at a glance; Simple Single Button Operation – can be used whilst wearing gloves; Intuitive Functionality – reduces training time. Adaptable: Monitor 5 Gases From Many Different Options – detect gases such as Hydrogen Sulphide, Carbon Monoxide and Oxygen Depletion while offering multiple uses within one compact detector; Pumped And Diffusion Solutions. Multiple Languages: Automatic Fail-Safe Flow Plate Recognition – takes away the pain of pre-entry testing; Specific And Unique Pre-Entry Check (PEC) Mode. Reliable: Reliable Lithium-Ion Battery – provides over 14 hr use from a 7.5 hr charge; Water And Dust Resistant To IP65 And IP67 – provides effective confined space gas detection, even in the harshest environments; Bump And Calibration Reminders – Full compliance.