LifeSpark™ is a bright, tough, and waterproof safety light designed to make others aware of your location. Backed with a patch of adhesive hook-and-loop, LifeSpark™ installs in just seconds virtually anywhere added visibility and safety is required. To operate the light, simply press the top surface for easy activation in even the harshest of conditions. Designed for complete reliability and downright simplicity, the disposable unit is completely sealed. No need to bother with replacing batteries, when a unit reaches the end of its lifespan simply pull it off and pop another LifeSpark™ unit in its place.