Item No. YT-16 Touch LED Light Bulbs: 1, 3, 4, 5 etc as attached picture. 1 or more pieces of LED as light source, long lifespan, and no need to change bulb Turn-on the light by a touch on lens Different colors are available for touch light With sticker backside for easy mounting A necessity for homes, inside cars, camping, power failure, and other occasions Unit size: 7.3 (D) x 2.5cm (H) Power supply: Three x AAA batteries Quick lighting up and can stick anywhere you like, be used easily. Fashion, Convenient for emergency use. Your logo can print on the surface of it or on its packing. The shapes are up to your prefer, it can be trianglar, square, oval, round, rectangular, blossom etc. Pls contct me freely if you are interested in! Thanks!