-- Product Description -- * The size diameter about 7cm, length about 9.5cm, power supply by 3x AAA batteries (the batteries not included). * Please carefully check the product description and picture, the pictures are taken in kind, including a light and a fixed bracket. * Please confirm whether your bicycle supports to install this light through this bracket. -- Durable Material -- * Made of durable hard ABS plastic(not metal), strong and sturdy. * It has excellent impact resistance, surface electroplating process, anti-rust and anti-corrosion, long service life. Bright LED Light brings you safety when riding at night. * The lamp has better sealing, with ordinary waterproof function, but please do not let the lamp rain for a long time. -- Well Designed -- * Retro look style design, this light with 3leds chips, special lens provides optimum light output, with white color light. * Especially suitable for riding at night, push button switch on the light top, very easy to control the light on and off. * Easy to install, the bracket are installed in the front brake or fork hole of fixed cog. -- Widely Used -- * With unique retro classic style, make your bicycle unique. * Our bike headlight makes you perfectly visible at night and offers excellent protection on the road. * Also can be used as an flashlight, put it in the basement, attic and other place, use it during cycling, running, hiking, camping, night activities and etc. -- Excellent Service -- * We are committed to providing our customers with nice products, we are dedicated to ensuring your fully satisfaction. * Please contact us when you have any problem, we will solve the problem for you as soon as possible. Package included: 1pcs bike light.