electric boat controller : 1.available voltage :24V,36V,48V,6/V,72V,84V 2.available amps : 20A-450A 1,avaliable voltage,24V,36V,48V,61V,72V,84V 2,avaliable amps,20A-450A 3,avaliable wattage,600W,1000W,1200W,1500W,2000W,3000W.controller wires: electronic vehicle controller motor controller