Universal Compatibility: Designed to work seamlessly with 433MHz devices, this remote control receiver is perfect for controlling garage doors, lighting systems, fans, and motors Multiple Voltage Support: This receiver is compatible with DC6V-30V voltages, ensuring easy integration into a variety of electrical systems Enhanced Control: Equipped with dual-channel relays, it can independently operate two different devices at the same time, thereby improving efficiency and convenience Powerful Signal Transmission: This device is designed for reliable, uninterrupted signal transmission, ensuring that each is executed quickly and accurately, thereby improving your overall system responsiveness, Manufacturer: Koolenry