For E-Bike Electric Bike Conversion, Alomejor 36V/48V 250W/350W Brushless Motor Product Details COMFORTABLE RIDING: This brushless controller is a perfect accessory for electric bike, scooter,etc. Bringing you a more comfortable riding experience. GROOVE SHELL DESIGN: This controller adopts aluminum shell with groove design ensures good heat dissipation and high temperature resistance ability, which provides better protection for inner circuit. STEADY AND SENSITIVE: This controller set allows steady and sensitive speed control of braking and direction changes. KEEP LOW MALFUNCTION: The wires and interfaces have good contact, and ensure low malfunction for long time use. WITH LCD PANEL:This item is equipped with LCD panel, and it supports multiple setting functions, such as riding speed display, battery status, power assist adjustment and more. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.