Mini Remote Relay, DC3.5V DC12V Relay Control Switch 433MHz 3A Learning Wireless RF Transmitter Receiver for LED Light DIY Toys

[Multi Purpose] - Suitable for electrical control circuits for anti theft alarm, electric door and window, signal control, industrial control, lifting equipment, etc. [Direct Control] - Mini relay remote control switch, independent output of module relay contact, 7mA working current, very suitable for direct control of various loads. [Anti Interference] - The RF switch adopts the learning code wireless coding technology (space pairing), no directionality, and the switches do not interfere with each other. [3 Working Mode] - 3.5V‑12V learning code remote control switch, self locking, interlocking, jog user free adjustment, can realize one control multiple, multiple control one. [Easy To Use] - Each channel of the receiving board can withstand 3A current, and can directly drive DC and AC loads, the relay has a set of normally open (normally closed) contacts.