DescriptionAdopting great quality material, which lets you use it for a very long time. Though it is simple in design, it's so practical when you use it. The excellent workmanship of our product will bring you a good experience. Easy and convenient to install and use, it is very useful controller box.Features- Color: Black. - Size: 17.00X6.00X5.00cm/6.68X2.36X1.97 inch. - Material: Plastic. - This controller box can give your e-bike controller good protection, dust-proof and waterproof, a great accessory for your electric bicycles.- Made of quality material, fine workmanship, sturdy and durable, long life time. Fine craftsmanship, smooth and beautiful appearance. - With screws and clamps, no other tools, very easy to install and operate. - Wonderful accessory for your electric bicycles. The installation method is simple and easy to use. - Fine workmanship and creative appearance ensure its popularity and practicality.