Best parts inside carefully chosen so you know its better than a stock bike. Largest battery box of all Fat Ebikes. Has 72v 20ah (84v max charged). YKZ7280 Signature series controller is 80a battery current and 230a motor current.Already upgraded higher power for when you need it. Half twist throttle, volt meter, key switch. The item "NEW Ebike1 RAPTOR 5,000w, 72v 20ah, Electric Fat Bike The BEST quality" is in sale since Sunday, August 26, 2018. This item is in the category "Sporting Goods\Cycling\Electric Bicycles". The seller is "evphilly" and is located in Wynnewood, Pennsylvania. This item can be shipped to United States.