Hudamzky E-Bike Plastic Controller Box, Small Controller Box For, Bikes. Product Details Size: Small size--- outside dimension:6.57(L)*2.56(W)*2.52(H)inch inside size:5.74(L)*1.81(H)*1.82(H)inch Packing list: controller box*1 fixing clip*2 fixing screw*8 The electric bicycle controller box kit provides 4 fixing screws and 2 fixing clips, which can be installed without other special tools, which is very easy to install and operate. To ensure a smooth installation, please check whether the controller box fits your controller against the dimensional drawing. This controller box can provide good protection for your electric bicycle controller, dustproof and waterproof, and easy to dissipate heat. It is an essential accessory for your electric bicycle. The control box has beautiful appearance and classic design. It is made of qualified plastics and materials, strong and durable, and can be very coordinated with your electric bicycle after installation If you are not satisfied with the products you have received, you can send us an email at any time. We will reply to you within 24 hours and help you solve the problem. 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.