Adventure Lights Guardian Dog Collar, Light Yellow;

The Adventure Lights Dual Function Guardian Dog Light is the toughest light of it's kind. Waterproof to 300-feet(100m), impact resistant and able to withstand extreme temperatures. Each light comes with a battery pack(2 x 2032 lithium), locking belt clip and Velcro collar attachment. Change functions from steady-on to strobing by simply flipping over the battery. When being seen is a priority, this light will strobe for up to 240 hours or 100 hours of steady-on. Weighing less than an ounce (0.8) this product was designed for and still in use by the Military.