1:Back-inserted Electrical vechicles and scooter battery 2:li-ion battery packs( 48V/10AH) 3:High capacity, low-self discharge ... limited voltage ,then CV to limited current.Standard discharge0.5C(5A) DC to limited voltageMax charge current2C(20A)Max discharge ... W*L: 125*168*140mm (MAX)Application:ride-on toys, scooter,e-bike,golf trollys, marine motor Li-polymer electric scooter battery (48V/10AH)