Precision 5750 Setup and specifications guide

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Battery

Table 1. Battery specifications
The following table provides the detailed battery specifications of Precision 5750.
Description		Values
Type		56 WHr, 3-cell "smart" lithium-ion		97 WHr, 6-cell "smart" lithium-ion
Voltage		11.40 VDC		11.40 VDC
Weight (maximum)		0.27 kg (0.60 lb)		0.385 kg (0.85 lb)
Dimensions:
	Height	8.45 mm (0.33 in.)		8.45 mm (0.33 in.)
	Width	69.70 mm (2.74 in.)		69.70 mm (2.74 in.)
	Depth	330.65 mm (13.02 in.)		330.65 mm (13.02 in.)
Temperature range:
	Operating	Charge: 0°C to 50°C (32°F to 122°F) Discharge: 0°C to 60°C (32°F to 140°F)		Charge: 0°C to 50°C (32°F to 122°F) Discharge: 0°C to 60°C (32°F to 140°F)
	Storage	–40°C to 60°C (-4°F to 140°F)		–40°C to 60°C (-4°F to 140°F)
Operating time		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.
Charging time (approximate)		Standard charge, 0°C to 50°C (32°F to 122°F): 4 hours ExpressCharge, 0°C to 15°C (32°F to 59°F): 4 hours ExpressCharge, 16°C to 45°C (60.80°F to 113°F): 2 hours ExpressCharge, 46°C to 50°C (114.80°F to 122°F): 3 hours NOTE: Control the charging time, duration, start and end time, and so on, using the Dell Power Manager application. For more information about the Dell Power Manager, see, Me and My Dell on www.dell.com/. NOTE: Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager, see Me and My Dell on www.dell.com/		Standard charge, 0°C to 50°C (32°F to 122°F): 4 hours ExpressCharge, 0°C to 15°C (32°F to 59°F): 4 hours ExpressCharge, 16°C to 45°C (60.80°F to 113°F): 2 hours ExpressCharge, 46°C to 50°C (114.80°F to 122°F): 3 hours NOTE: Control the charging time, duration, start and end time, and so on, using the Dell Power Manager application. For more information about the Dell Power Manager, see, Me and My Dell on www.dell.com/. NOTE: Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager, see Me and My Dell on www.dell.com/
Life span (approximate)		300 discharge/charge cycles		300 discharge/charge cycles
Coin-cell battery		Not supported		Not supported
Operating time		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.