Relay Module
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220V power supply Modbus RTU quad relay module RS485/TTL UAR -
4-way Bluetooth 5.0 relay bLE Bluetooth Bluetooth networking -
LCUS-8 8-way USB relay module intelligent control switch -
5V/7-28V power supply eight-way bluetooth relay module IoT s -
1 channel Bluetooth 5.0 relay, BLE bluetooth, Bluetooth netw -
2-way Bluetooth 5.0 relay BLE Bluetooth Bluetooth networking