Jandy AquaLink RS to PDA Wireless Digital Assistance Conversion Assembly Kit P/N: PDACONVJ Move up to AquaLink RS power with the Conversion Kit.. Simply convert your old AquaLink, Ji Series controls to the latest and greatest PDA. No indoor rewiring is required! Features: Simpler programming and control of filter pump, spa switch-over, pool and spa heater, solar and up to 8 auxiliary circuits An attractively styled, sleek and compact indoor control panel or wireless remote Display of water and air temperatures Custom software and decal labeling of all functions Infinite program back-up for power outages Automatic equipment safety circuits and freeze protection