Precision 5560 Setup and Specifications

Battery

The following table lists the battery specifications of your Precision 5560.

Table 1. Battery specifications
The following table provides the detailed battery specifications of Precision 5560.

NOTE Dell recommends that you charge the battery regularly for optimal power consumption. If your battery charge is completely depleted, connect the power adapter, turn on your computer and then restart your computer to reduce the power consumption.

CAUTION Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components.
Description	Option one	Option two
Battery type	3-cell, 56 Wh "smart" Lithium-ion, ExpressCharge	6-cell lithium-ion, 86 Wh "smart" Lithium-ion, ExpressCharge
Battery voltage	11.40 VDC	11.4 VDC
Battery weight (maximum)	0.25 kg (0.56 lb)	0.340 kg (0.75 lb)
Battery dimensions:
Height	7.56 mm (0.30 in.)	7.56 mm (0.30 in.)
Width	77.7 mm (3.06 in.)	77.7 mm (3.06 in.)
Depth	295.20 mm (11.62 in.)	295.2 mm (11.62 in.)
Temperature range:
Operating	Charge: 0 °C to 45 °C (32 °F to 113 °F) Discharge:0 °C to 60 °C (32 °F to 149 °F)	Charge: 0°C to 45°C (32°F to 113°F) Discharge: 0 C to 60°C (32°F to 149°F)
Storage	–20 °C to 60 °C (4 °F to 149 °F)	–20°C to 60°C (4°F to 149°F)
Battery operating time	Vary depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Vary depending on operating conditions and can significantly reduce under certain power-intensive conditions.
Battery charging time (approximate) NOTE Control functions like the charging time, duration, start and end time on the Dell Power Manager application.	2 hr (Express charge), 3 hr on Standard charge (when the computer is off)	2 hr (Express charge), 3 hr on Standard charge (when the computer is off)
Coin-cell battery	Main battery reserves 2% of capacity for RTC function.