Dell Alienware 13 (Late 2014) - Manual (Page 19)

Specifications
Views
System
information
Memory
Ports and
connectors
Dimensions and
weight
Computer
environment
Storage
Touchpad Power adapter Camera
Communications
Battery
Video Audio
Display Keyboard
Battery
Type 4 cell Lithium Polymer 51 WHr
Dimensions:
Width 299.20 mm (11.78 in)
Depth 76.83 mm (3.02 in)
Height 13.50 mm (0.53 in)
Weight (maximum) 0.287 kg (0.63 lb)
Voltage 14.8 VDC
Charging time when the
computer is off (approximate) Within 4 hours
Operating time Varies depending on operating conditions and can significantly reduce under certain
power‑intensive conditions.
Life span (approximate) 300 discharge/charge cycles
Temperature range:
Operating 0°C to 35°C (32°F to 95°F)
Storage –40°C to 65°C (–40°F to 149°F)
Coin‑cell battery CR‑2032