ANSMANN Li-Ion Battery 21700 5000 mAh with USB Type-C Charging Port, AA Battery 4900 (1308-0001)

This ANSMANN 21700 lithium-ion cell stands out by integrating a USB Type-C charging port directly into the battery, eliminating the need for a separate charger. With a 5000 mAh capacity and 18 Wh of energy, it delivers reliable power for high-drain devices, while the built-in protection circuit guards against overcharge, deep discharge, and short circuits. An LED indicator shows charging status at a glance.

Highlights

• Integrated USB Type-C charging port – charge directly from any USB-C source
• 5000 mAh capacity with 3.6 V nominal voltage
• Built-in protection circuit for safe operation
• LED charging indicator for clear status
• Supports up to 10 A continuous discharge current

In daily use

The 21700 form factor fits many high-performance flashlights, power tools, and custom battery packs. Its 2 A USB-C charging input allows convenient recharging from power banks, laptops, or USB wall adapters. With a cycle life exceeding 500 charge/discharge cycles, this cell offers long-term value for demanding applications.

Full specifications

• Battery chemistry: Lithium-Ion (Li-Ion)
• Form factor: 21700
• Nominal voltage: 3.6 V
• Capacity: 5000 mAh
• Energy: 18.0 Wh
• Charging port: USB Type-C
• Max. discharge current: 10 A
• Max. charge current (USB-C): 2 A
• Cycle life: > 500 cycles
• Protection: Overcharge, deep discharge, short circuit
• Diameter: 21.4 mm
• Length: 75.0 mm

Final note

For users who need a high-capacity, rechargeable lithium-ion cell with the convenience of direct USB-C charging, the ANSMANN 1308-0001 is a practical choice.