A reliable 18650 rechargeable battery from Technik with a capacity of 2200 mAh and a voltage of 3.7 V, ideal for flashlights, headlamps, and other high-drain devices. It offers integrated protection against overcharge, over-discharge, and short circuit, stable performance, and long endurance for everyday use.
The Technik TR1822 18650 rechargeable battery is a versatile choice for a wide range of digital devices. With a 2200 mAh capacity and 3.7 V voltage, it provides reliable power and consistent performance even at higher currents. It is suitable for flashlights, headlamps, electronics, and other devices that require the 18650 format.
Built-in protective features ensure safe operation—the battery is protected against overcharging, over-discharging, and short circuits. The top pole with a button contact ensures better compatibility with a wide range of holders and devices.
- High reliability: stable voltage and dependable performance for everyday use.
- Safety protections: integrated circuits against overcharging, over-discharging, and short circuits.
- Wide compatibility: suitable for all devices using 18650 batteries.
- Practical design: positive contact with button top for trouble-free seating.
Specifications
- Cell type
- Li-ion 18650
- Capacity
- 2200 mAh
- Nominal voltage
- 3.7 V
- Energy capacity
- 8.14 Wh
- Polarity
- Positive contact with button (button top)
- Protections
- Built-in protection against overcharging, over-discharging, and short circuit
- Compatibility
- With all devices using 18650 batteries
- Intended use
- Devices with higher current draw (flashlights, headlamps, electronics)
