Relay Module
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Opto-decoupled isolation relay module Module 5V/12V/24V MCU -
ESP32E WIFI BLUETOOTH BLE 4CH 30A Relay Module ESP32 Develop -
ESP32 development board 4-channel MOS switch module DC5-60V -
ESP32 development board dual MOS switch module DC5-60V input -
LCUS-16 16-channel USB relay module Computer serial port con -
8 channels of 5V/12V/24V high and low level optocoupler isol