APPLICATION: The R0550700 service control board is an essential tool for pool maintenance, specially designed for Zodiac Jandy AquaLink RS One Touch control system. This control board serves as a crucial replacement part, ensuring that your OneTouch Control Panel Heater operates smoothly and efficiently. FUNCTION: The R0550700 PCB control board replacement is used with routine pool maintenance and troubleshooting, enhances the efficiency and reliability of your pool's heating system, and simplifies the maintenance process with easy connectivity. FEATURES: The R0550700 PCB control board with white color button and LCD, easy to operate. MATERIAL: The R0550700 service control kit is made of quality PCB board, treated with high temperature resistance and anti-corrosion, ensure long lasting life. Satisfaction Guarantee--100% satisfaction guarantee. Please feel free to contact us if you have any questions about our product. The R0550700 service control board is an essential tool for pool maintenance, specially designed for Zodiac Jandy AquaLink RS One Touch control system. This control board serves as a crucial replacement part, ensuring that your OneTouch Control Panel Heater operates smoothly and efficiently.