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Measuring range: 0 – 25 Vol.-% O2 | 0 – 2,000 ppm CO
Alarm thresholds A1/A2: 19.5 / 23.5 Vol.-% O2 | 35 / 50 ppm CO
Dimensions (without clip) (W x H x D): 2.5 x 3.3 x 0.8 in, 64 x 84 x 20 mm
Weight: Approx. 3.7 ounces, 106 g (4.0 ounces, 113 g with clip)
Battery service life: Min. 2 years (O2 and dual sensors min. 12 months)
Protection class: IP68
Air pressure: 700 to 1,300 hPa
Air humidity: 10 to 90% relative humidity, non-condensing
Temperature: -22 °F to 131 °F, -30 °C to +55 °C (briefly down to -40 °F / -40 °C for 1 hr, depending on sensor)
Approvals: cCSAus, IECEx, ATEX, CE
