Description Battery Replacement for Velowave Swift M Mid-Drive Electric Bike. This 48V 15Ah (720Wh) Lithium-Ion battery pack with genuine LG cells offers the removable waterproof battery supports fast charging. Whether you're on a leisurely ride or heading out for a longer journey, you can depend on the reliable performance of this battery pack. With its impressive range and powerful charge, it's the perfect choice for your swift ebike. Features 3-pin aviation connector Brand : LG cells Total Battery Capacity : 720Wh Compatibility Swift M