The Nemtek Wizard energizers have been field tested for many years and boast unsurpassed reliability. Simple to install and easy to maintain. Features: - 3.7 Joule output energy (single zone) - Robust and flexible design for home and commercial security - Built-in alarm monitors tampering or faults on the high voltage and earth fence wires - Connectable to armed response radio or GSM module - Lightning and power surge protection - Intelligent power saving to extend battery life - Easy-to-use tag included for controlling the energizer - Powered by 240V mains and includes a built-in battery for back-up power - Built-in gate alarm input to monitor if the gate is open or closed