Wireless Electric Dog Fence Pet Shock Boundary Containment System Electric Training Collar For Small Medium Large Dogs

Highlights Keep your pet in a safe and secure area by creating a circular boundary around a transmitter using radio waves instead of a physical fence The transmitter emits a harmless radio signal in a radius around itself and the signal is detected by the collar. Customize the 4-level adjustable radius of the boundary from 131ft to 722ft With an adjustable neck circumference of 5.5-23.6in, it’s suitable for small, medium, and large dogs weighing 4lbs+ Work for 10 days Details *Features*: *Automatic Dog Training*:The transmitter emits a harmless radio signal in a radius around itself and the signal is detected by the collar. If your dog walks out of the signal boundary; the receiver will send sound warning first and then emit safe static stimulation until the dog goes back into the signal boundary. In this way; your pet will gradually recognize the existence of fence boundaries and learn to stop at the warning signal.*Adjustable Boundary Range & Shock Level*:You can customize the 4-