The Wowow Magnetlight is easily attached to anything you want using the internal magnets and improves your visibility in dark conditions. The Magnetlight is completely welded and has a waterproof shell. It's fitted with a replaceable battery and uses 2 strong magnets to stay attached to whatever you need it to. They also prevent damage to your clothing. The Magnetlight ensures you're visible from up to 150 m away and lasts for 50 hours of burn time.