RS485 ESP32 Din Rail Mounting Expansion Board Dc 7-30V Power Input 5V 3.3V Output For Wifi Bt Iot Mqtt Http Smart Home Diy

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RS485 ESP32 Din Rail Mounting Expansion Board Dc 7-30V Power Input 5V 3.3V Output For Wifi Bt Iot Mqtt Http Smart Home Diy

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RS485 ESP32 Din Rail Mounting Expansion Board DC 7-30V Power Input 5V 3.3V Output for WIFI BT IOT M…

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16,20$

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RS485 ESP32 Din Rail Mounting Expansion Board Dc 7-30V Power Input 5V 3.3V Output For Wifi Bt Iot Mqtt Http Smart Home Diy

RS485 ESP32 Din Rail Mounting Expansion Board DC 7-30V Power Input 5V 3.3V Output for WIFI BT IOT MQTT HTTP Smart Home DIY