CAT EYE - HL-EL135 Headlight and Omni 3 Rear Tail Light, LED Light Set for Bikes BE SEEN: The ultra-visible HL-EL135 headlight and the high-power LED Omni 3 rear light alert others to your presence, keeping you safe on the road. LIGHT FOR EVERY RIDE: The HL-EL135 offers constant and flashing light modes while the Omni 3 offers constant, flashing, and rapid light modes. GO THE DISTANCE: Your CatEye lights won't stop until you do. The HL-EL135 has up to 320 hours of battery life while the Omni 3 runs up to 150 hours. SECURE AND GO: Spend less time setting up your gear and more time on the road. Both the HL-EL135 and the Omni 3 come with Flextight brackets, making it easy to mount, adjust, and move your lights by hand. ALL WEATHER PROTECTION: Don't let a little rain stop you from riding. Your CatEye lights are approved to work in all weather conditions.