XLR 36v Speed Charger and Desulfator (Accessory for Super Turbo 800-Elite Electric Scooter) Charges 36v 12Ah SLA battery in 5 hours or less Desulfates while it charges therefore increasing your battery's life cycles by up to 100% Best if used with a new battery to insure maxium life cycles. Can be used on any 36v SLA battery. "Modifcations may be required" Uses a digital reading showing exactly what voltage the battery is at.