It has a remote control function within 10m and can be placed on a table or hung on the wall for convenient operation. Easy to use with adjustable brightness and light color. Features LED soft lighting with no flicker and dimmable functionality. The wired version is powered by USB (cable not included). The wireless version is powered by 3 AA batteries (batteries not included). Luminous signs are ideal for glass windows, walls, display cases, shops, cafes, bars, and hotels. Can also be used in kitchens, bathrooms, and children's rooms. A stylish and functional lamp suitable for all ages. Specification: Material: Acrylic Size (L x W x H): Approx. 30 x 15 x 10cm / 11.81 x 5.91 x 3.94 inches Package Includes: 1 x Light Box 1 x Remote Control Note: 1. Please allow slight measurement deviations due to manual measuring. 2. Due to differences in monitor displays, the actual item color may vary slightly from images. Thank you!