This backup battery is for the High Tech Pet Humane Contain TX-1 Transmitter Base Station. The TX-1 is the transmitter included with your HC-8000 Ultra Electronic Pet Fence.
This is a rechargeable battery that works with the TX-1ís automatic recharging circuitry. In the event of a power outage the battery takes over, keeping your dog contained for up to 2 days. When power is restored the TX-1 automatically recharges the battery.
No need to worry about your pet escaping during power failures. This is a must have accessory for your Humane Contain Ultra Electronic Dog Fence.