High Tech Pet Digital Water Proof Ultrasonic Collar for All HTP Power Pet Doors

Lightweight battery-operated electronic collar for dogs and cats that operates the High Tech Pet Automatic Door. Emits a directional ultrasonic code to unlock the pet door and give your dog access to the yard while keeping your home secure. State-of-the art design provides a stronger signal and maintains better accuracy over all temperature ranges. Immersible in water for short periods of time so it’s safe for use in heavy rain or snow. The extra-rugged design is designed to stand up to the most active pets keeping the speaker fully enclosed. One size fits most.