The Ancol Beacon Flashing dog tag is safety with a an element of fun. This flashing tag clips onto your dogs collar and blinks on and off so passing vehicles can see you from a great distance. This flashing dog tag has many uses outside of the pet sector too! for instance extra safety with high visibility when walking children from school during the dark winter months The flashing safety tag fits onto clothing rucksacks handbags bicycles and more. A fantastic pet and all purpose safety product. The flashing tag uses 3 AG3 batteries and the first set are included. What is your family and pets life worth?