POWER MANAGEMENT: APM support. Suspend and SmartSleep 6 hours of life. BATTERY: NiMH Battery. Charge time: Approx. 1 hours (system off), Approx. 2 hours (system on) Dimensions: 3.6" W x 7" D x 0.75" H (9.7cm W x 17.8cm D x 1.9cm H) Weight: 1.0 lbs. (0.453 kg) Normal open circuit voltage 14.4 V DC Capacity: 2400 ma/h AC ADAPTER: Input Voltage: Full-range: 90-264 VAC Dimensions: 2.9" W x 4.8" D x 1.65" H (7.37cm W x 12.19cm D x 1.65cm H) Weight: 0.57lbs. (0.26kg) Line frequency: 47Hz - 63Hz Steady state power: 34.2W Input current: 1.0A maximum (RMS) @ 90 VAC 0.5 A Maximum (RMS) @ 180 VAC Output voltage: 24VDC Output current: 2.3A