Efest IMR 16340- Flat TopEfest IMR 16340 batteries are perfect for powering devices such as electronic flashlights and powerbanks. The IMR chemistry makes them the safest way to power your electronics. Since they use safer chemistry, they do not require a built-in protective circuit like ICRs do. The flat topped design makes for an easy fit in most units. Efest batteries are a reliable and long lasting power source that you can count on to fuel your devices.Features: Battery size: 16340 Capacity: 700mAh Estimated charge cycles: 300 Chemistry: Li-MnO2 Normal Voltage: 3.7V Voltage at End of Discharging: 2.75V Max. Charging Current: 1.4A Standard Charge: 0.7A Max. Continuous Discharging Current: 9A Continuous Discharge Rate: 6A Pulse Discharging Current: 12A Charging Temperature Range: 0°C to 45°C Discharging Temperature Range: -20°C to 60°C Inner Resistance: 15mΩ Diameter: 0.65" (16.53mm) Height: 1.54" (32.91mm) Weight: 0.88 oz (25g)