Kit comprises 1 battery operated transmitter with a guaranteed battery life of 2 years and 1 receiver. The system operates on 868.95 Mhz & 869.85 Mhz to ensure a reliable radio link between transmitter & receiver. The transmitter sends a signal every 5 seconds to the receiver to ensure communication. In the event of radio interferance the system will change frequency in several milliseconds. In the event of communication failure the system goes into safe mode, supplying a control signal to the gate controller to stop the automatic gate from operating.
The receiver operates on 12/24 v ac/dc.