Hayward AQL2-BASE-RF Wireless Remote Antenna/Base Station
All genuine Aqua Logic wireless accessories make use of radio communication technology to ensure secure and reliable operation over distances of up to 400 ft. (200 ft. through walls). Furthermore, each one of these wireless bases has a unique ID which prevents any other wireless device from taking control of your automation system.
• Directly installs onto the side of the Aqua Plus or Pro Logic main control unit on the equipment pad to communicate with every other wireless accessory
Download the User Manual here.