Lithium Ion Battery Pack - 3.7V 6400mAh

High-Capacity 6400mAh Power: Engineered with parallel-connected high-density cells to deliver 6400mAh total capacity for long operational runtime in portable applications.

Integrated Protection Circuit Board (PCM): Built-in PCM protection circuit guards against overcharging, overdischarging, overcurrent, and short circuits to ensure safe, reliable operation.

Stable 3.7V Nominal Output: Delivers consistent 3.7V nominal power (4.2V peak charge voltage) across extended usage cycles for sensitive electronics and IoT devices.

Pre-Wired Lead Wires with Connector: Pre-fitted with flexible, color-coded lead wires (red/black) and a standard plug connector for quick and clean plug-and-play installation without soldering.

Durable Blue Shrink Sleeve: Encased in a heavy-duty insulating heat-shrink sleeve that protects internal cells from physical wear and environmental exposure.

Rechargeable Li-Ion Cell Chemistry: Premium lithium-ion cell construction designed for hundreds of charge/discharge cycles with no memory effect.

Housing Style: High-density 18650 cell battery pack wrapped in protective blue PVC shrink insulation.

Lead Wire & Connector: Multi-strand insulated copper leads with a 2-pin female plug connector interface.

Technical Specifications:

Capacity: 6400mAh.

Configuration: 1S / 3.7V Nominal / 4.2V Peak.

Cell Type: Rechargeable Lithium-Ion (Li-Ion Pack).

Color: Blue PVC wrapping with red/black lead wires.

Usage Advice: Charge exclusively using a dedicated 1S Li-Ion charger set to 4.2V max cut-off. Do not short-circuit, crush, or puncture the outer protective shrink casing.

Maintenance: Store at 3.7V – 3.85V (approx. 50% charge level) in a cool, dry environment when storing for extended periods without active use.

Essential High-Run-Time 1S Battery Pack: Position as an ideal high-capacity power solution for outdoor LED lighting rigs, portable Bluetooth boomboxes, remote IoT gateways, and custom DIY electronic builds.

Highlight Built-In Safety & Easy Integration: Emphasize the factory pre-wired connector and integrated protection board, providing a safe and effortless installation experience.

Recommended Cross-Sell Add-ons: Pair with Lithium Ion Battery Pack - 3.7V 4400mAh, Lithium Ion Battery Pack - 3.7V 6600mAh, Lithium Ion Battery - 3.7v 10000mAh, and ESD antistatic mat 50x40CM PCB Welding Mat.

Featured Collection Essential: Display prominently on your 1 Cell Li-Ion Battery Pack (3.6V~4.2V) collection page under high-capacity multi-cell 1S battery options.