Consumer Electronics
433MHz 4-Channel Relay Receiver with Handheld Transmitter for Wireless Control
$3.75
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This 433 MHz relay receiver is a compact wireless switch set for DIY users, electricians, and home automation. It includes a relay board and a handheld transmitter for remote control of doors, lights, motors, and other devices. The 4-channel design provides separate outputs for multiple switching options. Clear wiring diagrams simplify installation for various applications.