2-Power Laptop Battery 2P-3.39E+11 7800 mAh 10.8 V 84 Wh

2-Power Laptop Battery 2P-3.39E+11 is a 10.8 V, 7800 mAh (84 Wh) lithium-ion battery pack designed as a replacement power source for compatible laptop models. The pack uses high-grade cells and includes protective monitoring to help prevent short circuits and overheating while providing extended runtime compared with standard batteries. Physical dimensions are 89 mm (width) × 148 mm (depth) × 20 mm (height) and the unit weighs 0.437 kg.

Advantages

The battery delivers long runtime with its 7800 mAh capacity and 84 Wh energy rating, supports stable charging and discharging thanks to quality cells from established manufacturers, and incorporates SmartWatch Protect monitoring to guard against short circuits and excessive temperature. Its compact form factor and specified dimensions make it suitable for direct replacement in compatible laptops.

Suitable for

• Replacing a depleted or faulty laptop battery of the compatible model
• Extending mobile working time when away from mains power
• Users needing a higher-capacity replacement battery for longer runtime

Key specifications

• Model: 2P-3.39E+11 (MPN)
• Battery type: Lithium-ion
• Capacity: 7800 mAh
• Voltage: 10.8 V
• Energy: 84 Wh
• Dimensions: 89 × 148 × 20 mm (W × D × H)
• Weight: 0.437 kg
• Brand: 2-Power

How to use

Power down the laptop and disconnect any external power source before replacing the battery. Remove the old battery following the laptop manufacturer's instructions, insert the 2-Power 2P-3.39E+11 in the correct orientation until it clicks into place, then reconnect power and charge the new battery fully before first use. Observe the laptop's battery status indicators and system messages during initial charge cycles.

Usage recommendations

Charge the battery with the laptop's original or compatible charger, avoid exposing the battery to extreme temperatures, and store it at around 40–60% charge if not used for extended periods. Do not open, crush or short-circuit the battery; follow local regulations for disposal or recycling of lithium-ion batteries.