The tail light with integrated light can remind people or other cars behind you, which is safe for riding. The tail light has good waterproof function, so it can be used in rainy days. The LED tail light is made of high quality PC and zinc alloy material, so it is durable and sturdy. The length of the tail light is 7cm, the width is 5cm and the height is 5cm. It is compatible for most motorcycles. Item Name: LED Small Round Tail Light Material:Zinc Alloy Size:7cmx5cmx5cm/2.76inx1.97inx1.97in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X LED Small Round Tail Light