The next generation of our battery-free light, designed to keep you visible to traffic when you run, walk, hike - or when you're doing anything active outdoors. 5 YEAR WARRANTY Our lights are built to last, we guarantee each light for a million miles or 5 years. Simply put, if your light lets you down, we won't. Contact us and we will send you a replacement light. BATTERY-FREE Just clip it on and go outside knowing that you'll be visible when you move... and of course, it never requires charging or needs expensive batteries. NEXT GENERATION FEATURES: HYPERSENSITIVE Powered by even the slightest movement; so it works for everyone, even kids, and dogs. LIGHTWEIGHT AND WEATHERPROOF With a full IPx6 water resistance rating, our new MML is fully life proof and will even survive a washing machine. ADAPTABLE & SECURE Adjustable clip design and shock bungee fastener, it attaches in a multitude of different ways and stays on securely - even through your clothing. ULTRA BRIGHT - 30 LUMS A single MML produces a 180 fan of light and ensures that you can be seen from all angles from up to 200 meters away.