CR123A lithium rechargeable batteries, ideal for cameras, toys, and more. These are rechargeable and can be used repeatedly. *Please note that this is for the batteries only.* *Please be sure to charge these with a dedicated charger.* Capacity: 600mAh Minimum Voltage: 2.0V Operating Voltage: 3.0V - 3.2V *Do not discharge below 2V.* Maximum Charging Current: 3.3A *Always set the charging termination voltage to 3.65V when charging.* Size (approx.): 33.5mm (length) x 16.5mm (diameter) Weight (approx.): 16.5g