Product Features Available with 4 bright white LED lights Features both high and low light output modes High beam is 14 lumens and low beam is 8 lumens Two easily replaceable CR2032 lithium batteries included Product dimensions are 2.9-Inch x 6.7-Inch x 0.6-Inch Product Description Flexible and lightweight, the Nite Ize BrimLit is a convenient, LED-powered hands-free light that clips easily and securely onto nearly any hat, cap, or visor brim. Formed from high-density EVA foam, the BrimLit slides underneath your hat's brim and easily accommodates its shape. Its two spring-tension clips automatically adjust to the brim's thickness, and a quick press of the button, activates the BrimLit's four LED bulbs-choose high mode for more directed light or low mode for glow. Perfect for illuminating outdoor nighttime/early morning tasks around the campsite, in garage, hunting or fishing while keeping your hands free, as well as hard-to-reach jobs under cabinets and in a tight crawl space. It is powered by two fully replaceable lithium batteries that are included.