The Mini Hornit is one of the world's most fun bike & scooter accessory. It comes loaded with 25 sound effects, white and green lights and has wings which easily attach to any size handlebars. The remote trigger makes it easy and completely safe to use while riding as there is no need to remove your hands from the handlebars. 12 lumen white and green lights (6 constant and flashing modes). 25 fun sound effects with remote trigger. Adjustable wings clip on to fit any bike, scooter, or handlebar. Waterproof protection: Protection from splashed water and solid objects greater than 2.5 mm in diameter. 2x AAA Alkaline batteries included.