High quality 18650 Lithium battery suitable for a range of applications including LED torches, headlights and laser pens. The battery features an integrated Micro USB socket and LED indicator for convenient charging.Micro USB charging port for convenient charging options (cable not included)Built-in two colour charge status LED (red charging, green fully charged)Integrated safety board protects against overload, short circuit and deep dischargeHigh cycle stability, recharge up to 2000 timesHigh energy efficiency with very low self-discharge rateContentsBattery onlyFootnotesNote: Because of the safety board, the battery is longer in size compared to the standard 18650 batteries (approximately 3-4mm longer).Battery Voltage: 3.6VBattery Technology: Lithium IonBattery Capacity: 3.4AhBattery Size Code: 18650Battery Terminals: Raised Positive and Flat NegativeExternal Diameter: 18.5mmExternal Height: 70mmPack Quantity: 1Weight: 49gProduct Range: Ansmann 18650 Li-Ion Battery