24V 5A Three stage Automatic UPG 71711 Charger/Maintainer for WheelChair / Scooter Model 24BC5000T-2 24V 5A Three stage Automatic Charger/Maintainer Model 24BC5000T-2 Aluminum cased, Wheelchair Certified No Fan - No Noise, Convection Cooled LED Status / Diagnostics Indicator Standards: UL1012, CUL, CE, CB, GS, EN60335, C-Tick, FCC Part 15- Class B