Dell Studio 1557 (Late 2009) - Manual (Page 91)

89
Specifications
Battery
Weight 0.24 kg (0.54 lb) (4‑cell)
0.34 kg (0.75 lb) (6‑cell)
0.50 kg (1.10 lb) (9‑cell)
Voltage 11.1 VDC (6/9‑cell)
14.8 VDC (4‑cell)
Charge time
(approximate)
4 hours (when the computer
is turned off)
Operating time varies depending on
operating conditions
and can be significantly
reduced under certain
power‑intensive conditions.
see the
Dell Technology
Guide for more information.
Battery
Life span
(approximate)
300 discharge/charge
cycles
Temperature range:
Operating 0° to 35°C
(32° to 95°F)
Storage –40° to 65°C
(–40° to 149°F)
Coin‑cell
battery
CR‑2032