The Technik TR2148 is a 21700 type protected Li-ion rechargeable battery, characterized by high performance and safety. This battery is an ideal choice for high-power devices, such as flashlights, portable equipment, and other high-current consumers.
FEATURES
- Type: 21700 (size: 21 mm diameter, 70 mm length, cylindrical design)
- Capacity: 4800 mAh (nominal capacity)
- Voltage (nominal): 3.7 V
- Maximum charging voltage: 4.2 V
- Energy: 17.76 Wh
- Design: Flat Top (no button on the positive pole)
Protection
The built-in protection circuit safeguards the battery against:
- Overcharging
- Over-discharging
- Short-circuit
- Overcurrent
