- 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 rugged design is designed to stand up to active pets， keeping the speaker fully enclosed. One size fits most.
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