Function: high, medium and low grades governor. Electric brushless Motor: Type : Brushless DC Motor Output Power: 1800W Voltage : 48V Speed: 4500rpm Motor Sproket : T8F 9T. Rated voltage: dc 48 v. Matching motor: dc brushless motorUnder Voltage Protection: 20V. 1x T8F 29mm Sprocket 54T.The item "48v 1800w Brushless Motor Controller 3 Speed Full kit Electric Go Kart Mini Bike" is in sale since Friday, October 23, 2020. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components". The seller is "tdpro99" and is located in Wollongong, NSW. This item can be shipped worldwide.