Dell Latitude E6420 ATG (Early 2011) - Manual (Page 125)

Battery
Depth 48.08 mm (1.90 inches)
Height 20.00 mm (0.79 inch)
Width 208.00 mm (8.19 inches)
9-cell
Depth 71.79 mm (2.83 inches)
Height 20.00 mm (0.79 inch)
Width 214.00 mm (8.43 inches)
Weight:
6-cell 345.00 g (0.76 lb)
9-cell 524.00 g (1.16 lb)
Charge time for a 6-cell battery with
computer off approximately 1 hour to 80% capacity and 2
hours to 100% capacity.
Voltage
4-cell 14.80 VDC
6-cell and 9-cell 11.10 VDC
Temperature range:
Latitude E6420
Operating 0 °C to 35 °C (32 °F to 95 °F)
Non-Operating –40 °C to 65 °C (–40 °F to 149 °F)
Latirude E6420 ATG
Operating 0 °C to 60 °C (32 °F to 140 °F)
Non-Operating –51 °C to 71 °C (–59 °F to 159 °F)
Coin-cell battery 3 V CR2032 lithium coin cell
AC Adapter
Latitude E6420 Latitude E6420 ATG
Type 65 W, 90 W, and 150
W 90 W
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