CampTeck Dog Pet Collar Pendant LED Safety Clip-On Night Light with 3 Modes Weather resistant LED safety light for you and your pet Clip on to your jacket, backpack, bike or pets collar for visibility in the dark 3 light modes; constant, fast and slow strobe Easily replaceable CR2032 batteries included Secure clip easily attaches to the D-ring on your dog's collar. Weighs only 13 grams. Suitable for dogs and other pets