Lithium battery capacity 48V 20ah 1000W 13s2p, suitable for 54.6V E-bike with BMS chargerProduct parametersBrand batteryBattery type: 18650Single cell voltage: 3.7VCombination: 13 series 2 andNominal voltage: 48V input voltage: 48V output voltage: 48VAfter comprehensive capacity: 20000mah (20ah)Battery size: 245 * 68* 40mm (manual measurement will have some errors)Outside package: PVC blueInternal protection circuit: over value, higher than exhaust, higher than current, short circuit protection!For other needs, they can contact the owners and thank new and old customers.1: Need special lithium battery charger;2: Load voltage: 48V3: Current charging: greater than or equal to 5ARequired battery discharge:1: There are 18 exit lines, 200 mm long, one in red and one in black2: Insert door handle wire with a length of 2.1 mm3: Rated discharge current: more than or equal to 10A4: Maximum instantaneous current: 40A5: Maximum working current: 13A*If you need T-type interface, please contact us.Transportation list:1 pcs 48V lithium battery pack (with BMS)1 pcs 54.6V 2Alithium batterycharger