48V / 10.5Ah lithium-ion battery504 watt-hours (Wh) energy capacityWeight: 5.85 lbLockable rear-rack or external-tube mount battery (includes installed lock core & 2 keys)Estimated charging time: 5-6 hours using a 2A chargerCharger not included - Use only the original equipment charger, P/N 671394Ships Class 9 Hazmat via ground to the contiguous 48 states (excludes AK, HI & PR)Batteries are non-returnable and non-refundableACT Lab tested to UL 2271 standards-----------------Compatibility:Sun E350 B1 Adult Trike - P/N 671396Sun Seeker E-Eco Tad B1 SX Tadpole Recumbent - P/N 671415Sun Seeker E-Delta B1 SX Delta Recumbent - P/N 671416Bafang 48V Li-ion e-bike battery48V / 10.5Ah (504 Wh)Bafang B1BlackF150.D504.CUPC/EAN/GTIN: 888571119143