Specifications: Made of premium materials, this is a high-quality LED headlight with a retro look and high practicality. With a full 30-hour operating time and 3 white LED lamp beads, it has high brightness and is also very durable to use. Waterproof design and 160-degree viewing angle make travel more convenient, so you don't have to be afraid even if you ride at night or go out on rainy days. There is an on/off device on the top of the headlight, and the installation and adjustment are particularly convenient. Item Name: Bicycle Head Light Material: ABS Engineering Plastic Battery Type: 3 x AAA Batteries(Not Included) Features: Retro Appearance, Waterproof, Adjustable, Easy to Install Size Details: Front Lamp Size: 9cm x 7cm x 7cm/3.54" x 2.76" x 2.76" (Approx.) Bracket Size: 7cm x 2cm x 2cm/2.76" x 0.79" x 0.79" (Approx.) 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 Bicycle Head Light 1 x Bracket