Nitecore 21700 6000mAh Rechargeable Li-ion Battery

The Nitecore 21700 6000mAh rechargeable lithium-ion battery delivers high capacity and reliable performance for demanding devices. With a button top terminal and built-in protection circuit, it ensures safe operation and long cycle life.

Advantages

High 6000mAh capacity provides extended runtime for flashlights, power tools, and other high-drain electronics. The integrated protection circuit safeguards against overcharge, over-discharge, and short circuits, enhancing safety and battery lifespan. Button top design ensures compatibility with a wide range of devices.

Suitable for

• High-performance flashlights
• Portable power stations
• Power tools
• DIY electronics projects

Key specifications

• Battery Type: Rechargeable Lithium-ion (Li-ion)
• Form Factor: 21700
• Capacity: 6000 mAh
• Nominal Voltage: 3.6 V
• Energy: 21.6 Wh
• Max Continuous Discharge Current: 15 A
• Max Charge Current: 5 A
• Recommended Charge Current: 2 A
• Terminal Type: Button Top
• Protection Circuit: Yes (Overcharge, Over-discharge, Short-circuit)
• Cycle Life: >500 cycles
• Chemistry: Li-ion
• Operating Temperature (Charging): 0°C to 45°C (32°F to 113°F)
• Operating Temperature (Discharging): -20°C to 60°C (-4°F to 140°F)
• Safety Features: Pressure Relief Valve, Microporous Barrier, PTC
• Construction Material: Nickel-plated stainless steel protectors
• Certifications: CE, RoHS, FCC

Recommendations

For optimal performance and safety, use a compatible charger designed for 21700 Li-ion batteries. Avoid exposing the battery to extreme temperatures or physical damage.