Anti Interference: Compared to standard receiver boards, this PCB based product offers better interference resistance and longer lifespans for stable operations Compact and Easy Installation: The small size allows for easy installation in various bath heater interiors, keeping wiring neat and organized Wide Compatibility: This remote control signals receiver board is specially designed for FV series bath heaters, perfectly compatible with models FV 40BE1C, FV 40BE1H, FV RB26E1, and FV 30BE1C, ensuring broad applicability Ideal for Home Bathrooms: Provides remote control functionality for bath heaters, enhancing daily comfort and convenience in family bathrooms Stable Remote: Equipped with a high sensitivity receiving module, it enhances the stability and reliability of remote signals reception for effortless control of your bath heater functions