48v li ion battery pack capacity:12ah,14ah,15ah,16ah,20ah... used in electric vehicle,energy storage ways 48V20ah lithium iron/ion battery pack:voltage:48vcapacity:20ah/ othersweight ... : ac100v-240v /dc 58.4v 4awith BMS: over charge/discharge protection, short circuit protectionuse: e-bike , scooter, trike,motorcylceadvantage : safety, long life ...