Attmu Silicone LED Waterproof Front and Rear Bicycle Light set, Bike Headlight and Taillight Set, Super Bright Bike Lights, 7 LED Bike Light Set, Set of 2, White and Red The silicone is stretchable, the lights can be securely fastened on your handlebars, seatpost or frame, and can be installed and removed in seconds. White headlight with 7 white LEDs and red taillight with 7 red LEDs. Attmu waterproof silicon LED bike light, headlight and taillight, front and rear bicycle safety light has 3 modes: constant, flashing and strobe. Water and shock resistant design, Suitable for riding in any weather. Runs on 3 AAA batteries for each light (NOT included).