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.