Secrecovery Time: < 60 Secprinciple: Electrochemical Sensor (approx. 2 Year Lifespan)power: 3.7v Chargeable Li-batteryenvironmental Operating Conditions:humidity: < 95% Rhtemperature: -20 °c ~ 50°cunit:weight: 170gdimensions: 7" X 2.5" X 1.3" (179 X 63 X 33 Mm)carton:weight: 1.6 Lbs. (0.74 Kg)dimensions: 10" X 8.5" X 2.3" (25.4 X 21.6 X 5.8 Cm)...