The disposable personal single-gas detection device, PacĀ® 6000, measures CO, H2S, SO2 or O2 reliably and precisely, even in the toughest conditions. - Robust design- Quick sensor response times- Temperatire: -30 degree to 55 degree- Air pressure: 700 to 1300 hPa- Air humidity: 10 to 90% relative humidity, non-condensing- Replaceable sensor grid- Logs concentrations and events along with date and time- Sets off an audible, visual, and noticeable vibrating alarm- IP68- Approval: CSA, ATEX, CE- Powerful battery ensure maximum safety for up to two years with virtually no maintenance required