Interruttore RF wireless AC 220V 433MHz 2CH modulo relè telecomando
RF Frequency: 433MHZ. Channel: 2CH. 1 x 220V 2 CH Wireless Relay Switch 433MHz. Press the learning button A until the indicator flash ,loosen your finger. 220V 2 CH Wireless Relay Switch. Jog/Non-Latched: Press one button is Working /ON.