Dell Inspiron 14R (N4010, Early 2010) - Manual (Page 85)

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Specifications
Battery
Types and dimensions:
9‑cell “smart” lithium ion
Height 22.80 mm (0.90 inches)
Width 214 mm (8.43 inches)
Depth 78.76 mm (3.10 inches)
Weight 0.52 kg (1.15 lb)
6‑cell “smart” lithium ion
Height 22.80 mm (0.90 inches)
Width 214 mm (8.43 inches)
Depth 57.64 mm (2.27 inches)
Weight 0.34 kg (0.75 lb)
Battery
Voltage 11.1 VDC (6/9 cell)
Charge time
(approximate):
4 hours (when the
computer is turned off)
Operating time Battery operating time
varies depending on
operating conditions.
Coin‑cell battery CR‑2032