Johnson 16000 Hour Collar

Features:

16,000 hour battery life

Optional tree switch

10 - 12 mile line of sight range

Will work with other manufacturers' receivers

Positive magnetic shut off

-IMPORTANT-

Available frequencies: 150, 151, 155, 216, 217, 218, 219, 220, 222 MHZ

001 - 999 MHZ depending on the receiver you have.