Pack of Two DE 14500 Li-ion Button Top Rechargeable Batteries with Charger in Retail Packaging - 750mAh, 3.7V Batteries deliver 3.7 volts with a capacity of 750mAh, Over current protection; PCB protection Compatible with many flashlights, film, digital cameras and medical equipment including Cree Flashlight Torch Full charge detection and shutoff prevents damaged cells; Deeply discharged cell conditioning recover most drained cells Safety Auto shutoff if cell is too damaged; Reverse insertion detection; over voltage protection NOT INCLUDED: Micro-USB cable for charger