Brushless Electric Bicycle Engine, 48v 500w Rear Wheel Hub Motor Kit

Feature: The kit includes motorized wheel, motor controller, speed throttle, power break lever, wire harness Quiet and reliable brushless gearless hub motor Motor specifications: 48v / 500w / 380rpm High motor efficiency: >80% Motor diameter: 245mm Reinforced 32mm rim and 40mm tire Drive system has no moving chains or gears, no friction, more efficient, less chance to break! Brake shuts off motor automatically, saves energy, improves safety! Battery power level indicator Durable 600D Oxford cloth carrying bag along with a zippered main compartment for battery Battery recommended: 48v electrokinetic cell ( Li, lead-acid, NiMH battery etc.) Package content: Powerful 500 watt 48 volt brushless hub motor 26" rear wheel (the whole wheel with tire!) Battery charger 2 brake pullers Electric controller Thumb gear changer with battery power indicator Battery power indicator 2ea. handlebar grips Rubber connecting harness (color will pick at random) Battery not included Special: Comes with upgraded battery carrying bag and end bracket for FREE Battery recommendation: 1. Electrokinetic cell battery ( Li, lead-acid, NiMH battery etc.) featured in nominal voltage 36v, nominal capacity?20Ah is compatible with the motor. 2. Li battery is highly recommended, among which LiMn2O4 battery will be of optimum performance.