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Battery 2-Power BT04 14.8v 50Wh
2-Power's BT04 replacement battery is a 14.8 V, 50 Wh lithium-ion pack designed for compatible laptops. Manufactured with high-grade cells, the battery offers dependable power, supports faster charging cycles and provides extended runtime to keep your laptop operational away from mains power. The compact, lightweight design and straightforward installation make it a practical replacement for the original BT04 battery.
The 2-Power BT04 battery uses quality lithium cells to deliver stable voltage and predictable performance. Its 50 Wh capacity and 3243 mAh rating provide sufficient energy for prolonged use, while integrated protection circuitry helps prevent short circuits and overheating during charging and discharging. The unit is lightweight (0.333 kg) and comes in black to match many laptop models.
Power down the laptop and disconnect the mains adapter. Remove the existing BT04 battery following the laptop manufacturer's instructions, then insert the 2-Power BT04 pack until it clicks into place. Reconnect the mains adapter and allow the battery to charge fully before first use. Follow the laptop's battery calibration procedure if recommended by the manufacturer.
Store and operate the battery within the temperature ranges specified by your laptop manufacturer. Avoid exposing the battery to moisture, direct heat sources or prolonged storage at full charge. Use the original or certified charger and consult the laptop manual for model-specific installation instructions.
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