The S2/R-Series Battery 48V / 20Ah is the literal powerhouse behind your SUPER73 ebike's standout performance. It is removable for your charging convenience and is compatible with our standard Super73 charger. When you're ready to ride, just slide your battery back into the tray and enjoy our simple auto-lock feature.  3-Pin Charger Compatibility: 2amp, 3amp, 5amp 2 Keys are included Charger and Battery Mount are NOT included SUPER73 Decals Voltage: 48V Capacity: 20Ah Watt Hours: 960WH Weight: 11.2 lbs Typical shipping rates may be higher due to the weight of the battery All battery purchases are FINAL sale Dimensions L: 14in. W: 5.5in. H: 4.25in. View Electric Bike Battery Charging Guide and Tips