Safety light design comes full circle with the CatEye Loop. This versatile, lightweight LED is the latest innovation in visibility. This light is uniquely designed to throw light in nearly all directions for added visibility. The go anywhere elastic mount lets you customize your gear and quickly change configurations to keep your ride safe. CatEye Loop attaches easily and securely to handlebars, seat posts, and almost anywhere else. CatEye Loop features simple push button operation, powerful constant and flashing modes and is available in white and red, front and rear styles. Another great formula from CatEye: Ride. Return. Repeat. TRY ME Note: Product must be taken out of Try Me retail demonstration mode. Press and hold button until rapid flashing is observed 10 or more seconds. This mode is designed to save battery and automatically turns product off after 30 seconds. Watch video here. Functions: 3050 hours run time in constantflashing modes. Features: Versatile elastic mount. Virtually visible in all directions. Specifications: Mount Size: 22 35 mm. Battery: CR2032 x 2.