The Shimano STEPS EC-E6000-2 Ebike battery charger is designed for charging a Shimano STEPS battery without removing it from your Ebike.It provides fast charge times and uses a small connectorCharger can also charge the battery directly with the use of an adaptorCompatible with the following Shimano STEPS batteries: BT-E6000 BT-E6001 BT-E6010 BT-E8010 BT-E8014 BT-E8020 and BT-E8035Compatible with the following battery mounts: BM-E6000 BM-E6010 BM-E8010 BM-E8020Plug Type A for USA and CanadaWill fully charge a 418 Wh battery in 4 hours or a 504 Wh battery in 5 hoursWill produce an 80% charge in a 418 Wh battery in 2 hours or a 504 Wh battery in 2.5 hours