This Is A 24.5" Adjustable Dog Collar With A Buckle Fastener. This Collar Includes A Light, Measuring 1.25" X 2" Red Light With 3 Led Bulbs. The Light Clips Right On To The Collar In Any Location You Wish. Your Dog Will Be Safer At Night Because He Will Be Visible To Motorists.

* This collar is adjustable to fit any neck size from 15 1/2 to 21 inches

* 3 LED lights provide extra bright light to be visible to motorists

* 3 Light modes of operation - steady, flashing or strobe flashing

* Light unit can also be placed on purse, pocket or backpack or on a different collar

* This light unit operates on 2-AG10 button cell batteries which are included