Currie Tech's Off-board charging port. This adapter will take any 24 volt or 36 volt battery pack and allow it to be charged outside your scooter or bike. The adapter will allow your charger to connect to the wireharness lead from the battery pack. Now you can charge one battery pack while you ride your scooter or bike with another. A must have for ALL serious riders. BA-075-003Options: 4-Pin-Off-Board-Charger-Port3-Pin-Off-Board-Charger-Port Home | New Arrivals | Nintendo Wii | Playstation 3 | Electric Scooters | Razor Scooter Parts | Scooter Parts | Electric Bikes | Ezip Scooters | Xbox 360 | Nintendo 3DS | Apple | Shipping | FAQ | About Us | Scooter Laws | Warranty & Returns | Show Order