Power adapterInput current 1.30 AOutput current 1.5 ARated output voltage 20 VDCTemperature range:Operating 0°C to 40°C (32°F to 104°F)Storage –40°C to 70 °C (–40°F to 158°F)Environmental requirementsTemperature range:Operating 0°C to 35 °C (32°F to 95 °F)Non-operating -40°C to 65 °C (-40°F to 149 °F)Relative humidity (maximum):Operating 10% to 90% (non-condensing)Non-operating 5% to 95% (non-condensing)Altitude (maximum, unpressurized):Operating -15.20 m to 3048 m (-50 ft to 10,000ft)Storage -15.20 m to 10,668 m (-50 ft to35,000 ft)KeyboardWidth 269.90 mm (10.63 in.)Height 104.95 mm (4.13 in.)Thickness 3.85 mm (0.15 in.)Weight 0.55 kg (1.22 lb)Type Full-size, backlit chiclet keys with 1.9mm key travel29