PetSafe Stubborn Dog In-Ground Fence Reciever Collar with 2 Batteries - Waterproof & Battery-Operated Adjustable Invisible Boundary Training Collar - for Dogs Weighing 8lb+

FOR STUBBORN OR HARD TO TRAIN DOGS: 4 adjustable levels of static correction; highest intensity available | TONE AND VIBRATION WARNING: ideal for training hearing-impaired dogs; Battery: 9V alkaline battery | WATERPROOF RECEIVER COLLAR: with low battery indicator | ADD UNLIMITED PETS TO YOUR SYSTEM: keep as many pets as you need safely in your yard with this add-a-dog receiver collar. Compatible with all PetSafe In-Ground Systems except YardMax and UltraSmart | ADJUSTABLE COLLAR: fits pets 8 lb. or more with neck sizes 6 to 28 inches