Are you looking for a professional, yet bike caution light? Are you in search of a sturdy, trustworthy bike accessory? If your answer is yes, you will love this product! Our professional bike tail light can meet your needs. It is one of the for you. Features - Color: Black, red. - Material: Aluminum alloy, ABS. - Size: About 5.1x3.3x3.3cm/ 2x1.3x1.3 inch. - Waterproofing Grade: IPX6. - Charging mode: USB. - Battery: 350mAh. - Irradiation Distance: >500M. - Floodlight Angle: 220 degrees. - The light is made of , which can withstand long-term use. - Compact design, provides convenience to install and take off, without taking too much space. - It comes with which can stand out at night, perfect for your safety when riding at night. - Features simple structure, easy to install and remove. - Charged by USB, which is convenient and easy. Package list: 1 x bike warning light