Brushless Controller For 36V/48V 1000W Electric High Brushless Speed Controller Product Features Rigorous Design-:The controller shell is made of aluminium alloy with groove design,which can protect the inner circuit and good for heat dissipation to avoid thermal overloading. Efficient-:This controller is a brushless motor controller,it can provide steady speed and sensitive control of braking and direction changes. Sine wave controller works smoothly and silently. Durable-:The wires and interfaces for the controller and interfaces are durable,and ensures low malfunction of long time use. Wide Application-:The brushless speed controller is suitable for electric bicycleWide Application-:The brushless speed controller is suitable for electric bicycles, scooter,you can use it all of them.s, scooter,you can use it all of them. What You Get: 1 x Brushless Controller, please feel free to contact us if you have any question.We are committed to providing you with better products and services. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!