Dogwidgets DW-3 Remote 1 dog training shock and vibration collar by Dogwidgets. Collar has 6 different momentary shock and 1 level vibration and up to 600 feet range. Collar will work with dogs weighing from 15 to 100 pounds. Use this collar for basic training, jumping on people, chasing cars and barking. The set contains: 1 remote control(9-volt battery operated), 1 rechargeable collar, 1 strap adjustable from 12 to 20 inches long, wall charger, USB cable, shock test wire, 2 rubber prongs and 2 metal prongs. 6 months warranty from Dogwidgets.