Can be used with original lithium-ion battery charger 100% memory-free for easy charging at any energy level Provides excellent battery life and boasts 7.4V and 1700 mAhrovides excellent battery life and boasts 7.4V and 1700 mAh This replacement batteries are made to the exact specifications of Canon LP-E6 battery. Like your original battery, it can also be charged inside your camera.