... Boxes Features and Benefits:Ideal for power intensive devices like E-bike, Communication, Power Stations, Radios and Audios, Boom ... capacity and high power NiMH Batteries.Advanced NiMH battery technology, no battery memory effect.Easy operation, battery can be charged ... discharge.6 months warranty. NiMH Battery Pack: VB power 48V 3300mAh E-bike, Communication, Power Stations, Boom Boxes, Lighting