... Sub C cell Ideal for power intensive devices like E-bike, Communication, Power Stations,Boom Boxes Features and Benefits: ... Ideal for power intensive devices like E-bike, Communication, Power Stations, Radios and Audios, Boom Boxes, ... need to fully discharge.6 months warranty. NiMH Battery Pack: VB power 48V 3300mAh E-bike, Communication, Power Stations, Boom Boxes, Lighting ...