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Smart Electronics ESP32 WIFI BLE Single/Dual 4/8 channel Relay Module ESP32 Secondary Development Board

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Smart Electronics ESP32 WIFI BLE Single/Dual 4/8 channel Relay Module ESP32 Secondary Development Board

ESP32 WIFI BLE Single/Dual 4/8 channel Relay Module ESP32 Secondary Development Board
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Smart Electronics ESP32 WIFI BLE Single/Dual 4/8 channel Relay Module ESP32 Secondary Development Board
AC90-250V single channelDC5-60V single channel DC5-60V dual channel AC220V/DC5-30V four channels DC5-30V power supply with 8 channels AC220V dual power supplyDC5V power supply with 16 channels



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