Proviz Classic Blue LED Armband

As featured in Runner's World ‘'Best Gifts for Runners'’ As featured in Running Fitness ‘3 of the Best Running Lights’ Two light modes: Constant / Flash Over 48 hours of continuous battery life Battery type: 2 CR2032 (batteries included) Size: Silicon light panel = 19cm + 20cm Adjustable elastic strap with velcro fastening Uses: Cycling, running, walking, dog-walking, hiking and more. Weatherproof