QIACHIP DC 12V 24V 30V Secure Remote Control Switch Universal Wireless 433Mhz rf 10A Relay Receiver Board with 2 Transmitter Key fobs, for Motor, Light, Gate door, DIY Controller

【Small size, high security】Using 433MHz Relay frequency RF technology, strong signal, stable and reliable performance, high reception sensitivity, learning code chip, low repetition rate and re-learning mode, making the system more secure. 【Widely used】More for controlling home electronic equipment, 12V DC motor/24V DC motor/pump/energy saving lamp/LED lamp/fluorescent lamp/retractable door modification/electric lock/access control system/car tailgate modification/electric curtain modification etc.. 【Easy to operate】2 independent relay channels can work together for both forward and reverse polarity, or work separately for controlling different electronic devices. Wiring-free design, more beautiful. 【Mode Switching at will】It can work with remote control to switch freely between 3 working modes of momentary/switching/locking. Up to 15 remote controls, you can share control devices with your family. 【Quality Assurance】If you encounter problems during use, don't worry, please feel free to send us an email, we will be responsible for the products sold, thank you!