CAT EYE - Loop 2 Bike Safety Light BE SEEN: The Loop 2's high power LEDs provide excellent visibility, keeping you safe on the road. LIGHT FOR EVERY RIDE: The Loop 2 offers constant and flashing light modes. GO THE DISTANCE: Your Loop 2 won't stop until you do, providing up to 50 hours of battery life. SECURE AND GO: Spend less time setting up your gear and more time on the road. With the included rubber band, you can easily mount, adjust, and move your light by hand. ALL WEATHER PROTECTION: Don't let a little rain stop you from riding. Your CatEye safety light is approved to work in all weather conditions.