Build your own motorized bike or enhance the functionality of other equipment with these 36-volt battery packs. These battery packs deliver 4.4 ampere-hours of power for bikes with an electric-powered motor. They feature a rating for high-drain equipment. These batteries continuously provide 10 to 20 amperes per cell for equipment that needs the extra power. With these batteries, you can set up the customized equipment to be wired in parallel for additional power.