The SWADS-GATEAK is an easy to use, wireless alert system that will notify you when a gate/door opens. Connect in minutes with position. It's perfect for notifying you when children, visitors, or employees, have opened a gate to an swimming pool area. The receiver unit emits an alarm & lights up when the gate alert sensor detects movement. With this unit you're able to choose between 3 volume levels for the alarm on the unit, or use silent mode. With up to 60 metres range from the gate sensor to receiver. Comes with a 12 month warranty.