Illuminated dog collars by Nite-Dawg lighted by L.E.D. technology and battery is included. The collar comes in three sizes small 10" to 13", medium 13" to 18" and large 18" to 27". 

The collar offers two modes either blinking or full on and is water proof. The collar is visible up to 1,000 feet while your dog is searching in open areas or buildings.  The illuminations is a bright red and is made of washable materials.