QuickSpecs

QuickSpecsHP ProBook 6450b Notebook PC HP ProBook6550b Notebook PCTechnical SpecificationsOptional HP ExtendedLife BatteryDimensions (H x W x L) 1.0 x 3.9 x 8.7 in (2.5 x 10.0 x 22.0 cm)WeightCells/Type1.00 lb (0.455 kg)8-cell Lithium-IonEnergy Watt-hour Capacity 52 WHrTemperature Operating (Charging) 32° to 113° F (0° to 45° C)Battery Re-ChargeTimeFuel GaugeOperating (Discharging) 14° to 140° F (–10° to 60° C)Non-operating –4° to 140° F (–20° to 60° C)System in OFF mode orStandbySystem ONHP Fast ChargeTechnology3 hours3 to 5 hours (depending on system powerconsumption)Charges the battery up to 90% within 90minutes when system is OFFWhen pressed, LEDs light indicating level of charge remaining onbatteryOptional HP Long Life3-cell 47 WHr Lithium-Ion BatteryDimensions (H x W x L) 0.8 x 2.1 x 8.0 in (2.0 x 5.3 x 20.4 cm)WeightCells/Type0.71 lb (0.32 kg)3-cell Lithium-IonEnergy Watt-hour Capacity 47 WHrTemperature Operating (Charging) 32° to 113° F (0° to 45° C)Battery Re-ChargeTimeOperating (Discharging) 14° to 140° F (-10° to 60° C)Non-operating -4° to 140° F (-20° to 60° C)System in OFF mode orStandbySystem ONHP Fast ChargeTechnology2.5 hours3 to 5 hours (depending on system powerconsumption)Charges the battery up to 90% within 90minutes when system is OFFHP Long Life 6-cell 51WHr Lithium-IonPrimary batteryDimensions (H x W x L) 0.8 x 2.1 x 8.0 in (2.0 x 5.3 x 20.3 cm)WeightCells/Type0.73 lb (0.331 kg)6-cell Lithium-IonEnergy Watt-hour Capacity 51 WHrTemperature Operating (Charging) 32° to 113° F (0° to 45° C)Battery Re-ChargeTimeOperating (Discharging) 14° to 140° F (-10° to 60° C)Non-operating -4° to 140° F (-20° to 60° C)System in OFF mode orStandbySystem ON2.5 hours3 to 5 hours (depending on system powerconsumption)DA - 13616 Worldwide QuickSpecs — Version 12 — 9-27-2010 Page 23