Alomejor 36V 500W Motor Brushed Controller Brush Motor Driver, For Electric E Product Features ALUMINUM ALLOY SHELL: The controller shell is made of aluminium alloy, which can protect the inner circuit. It is good for heat dissipation to avoid thermal overloading. APPLICATION FUNCTIONAL: This item is a brushless motor controller, it can provide steady speed, silent working, sensitive control of braking and direction changes. EASY TO INSTALL: The wires and interfaces are durable, and ensure low malfunction of long time use. The interfaces have instruction labels on them for your easy installation. ENERGY SAVING AND HIGH EFFICIENCY: More efficient and more energy saving. It can automatically identify the phrase angle and rated voltage of electric bike. Suitable for electric bicycles, scooter, etc. IDEAL ACCESSORIES: Each interface has a different color, easy to install. It is suitable for electric bicycles, automobiles, motorcycles, small bicycles, etc. 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!