Dell Original 4-Cell 40 Wh Laptop Battery - 78V9D

Capacity

40 Wh

Voltage

14.8 V

Cell Count

4-Cell

Technology

Li-Polymer internal chemistry

Weight

~0.28–0.32 kg

Dimensions

~27.0 × 5.0 × 0.8 cm (approximate)

Compatible Models

Dell Inspiron Series: Inspiron 14 3000 Series (3451, 3452, 3458, 3459), Inspiron 14 5000 Series (5451, 5452, 5455, 5458), Inspiron 15 3000 Series (3551, 3552, 3558, 3559), Inspiron 15 5000 Series (5551, 5552, 5555, 5558, 5559), Inspiron 17 5000 Series (5755, 5758, 5759)

Typical Runtime

~3–5 hours depending on workload

Charge Time

~2–3 hours with OEM charger

Safety Features

Overcharge protection, temperature control, short-circuit protection

Color

Black