This clip-on pet collar pendant with LED light glows in a dark bone-shaped LED reflector and easily attaches to a cat or dog collar with the included lobster clasp keyring. This LED dog collar tag keeps your dog safe at night, and the bright colors are perfect for tracking your pet when you're out in the dark. There is space on the back of the ID for the pet's name and phone number. Small and portable collar pendant with an on/off switch to turn the LED light on or off. Perfect for any pet related promotions, grooming salons, pet supply stores, veterinary clinics, animal hospitals and dog training centers.