The Blinder MINI Chippy, so called because of the Chips on Board technology used giving a panel of light. These surface mounted LEDs punch well above their weight, with the 20/11 lumens for front/rear getting you seen from over 800m away. Chippy comes with an integrated reflector face for added safety, and comes in 2 different colours. With a weight of only 18 grams the light uses its tool-less attachment to securely connect to handlebars and posts of 22-32 mm. Designed to fit both standard and oversize handlebars and aero style seatposts. REAR 11 Lumens DIMENSIONS 31 x 31 x 14mm WEIGHT 18g Rear Steady 2.2 hrs, Strobe 3.5hrs, Fading Flash 3.2 hrs, Lightning Flash 4.5 hours, Eco flash 11 hrs.