Dell Inspiron 15 (5548, Early 2015) - Manual (Page 20)

Specifications
Views
System
Information
Memory
Ports and
Connectors
Dimensions and
Weight
Computer
Environment
Storage
Touch Pad Power Adapter Camera
Communications
Battery
Video Audio
Display
Media-Card
Reader
Keyboard
Battery
Type • 3‑cell “smart” lithium ion (43.50 WHr)
• 4‑cell “smart” lithium ion (58 WHr)
3 cell 4 cell
Dimensions:
Width 208.25 mm (8.20 in) 208.25 mm (8.20 in)
Depth 124.70 mm (4.91 in) 124.70 mm (4.91 in)
Height 7.80 mm (0.31 in) 7.80 mm (0.31 in)
Weight (maximum) 0.28 kg (0.62 lb) 0.35 kg (0.77 lb)
Voltage 11.10 VDC 7.40 VDC
Charging time when the
computer is off (approximate) 4 hours
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)
Operating time Varies depending on operating conditions and can significantly reduce under
certain power‑intensive conditions.
Coin‑cell battery CR‑2032