- Massive 6000mAh capacity for extremely long runtime
- 600+ recharge cycles help reduce replacement cost
- 10A continuous discharge supports steady performance
- Built-in protection circuit ensures safe operation
- Optimized for safe charging when used with XTAR chargers
Overview
The XTAR 21700 6000mAh Lithium Battery delivers powerful, long-lasting energy ideal for flashlights, work tools, and portable devices. With its high capacity, dependable 10A discharge capability, and integrated safety board, this battery supports consistent, stable performance for both everyday and professional use.
SPECIFICATIONS
| Model | 21700 |
| Nominal Capacity | 6000mAh |
| Minimum Capacity | 5850mAh |
| Nominal Voltage | 3.6V |
| Discharge Cutoff Voltage | 2.5V |
| Max Continuous Discharge | 10A |
| Internal Resistance | ≤45mΩ |
| Cycle Life | 600+ |
| Charging Voltage | 4.2±0.03V |
| Charging Current | 3A (Standard), 4.2A (Max) |
| Discharge Overcurrent Protection | 11–14A |
| Protected | Yes |
| Positive Terminal | Button Top |
| Operating Temperature | -20 to 60℃ |
| Storage Temperature | -5 to 35℃ (Best ≤25℃) |
| Dimensions | Width 21.8±0.3 × Length 74.8±0.5 mm |
| Net Weight | ≤76g |
| Certificates | RoHS, CE |