5V/7-28V 8 Channels Bluetooth Relay Module Development Board Mornsun LMF500-20B15 AC/DC 500W Enclosed Switching Power Supply The integrated MicroSD card slot

The integrated MicroSD card slot operates independently on the same SPI bus through separate chip select logic

3-inch IPS LCD display operates at 240x240 pixel resolution with 16-bit color depth

Extended 30cm Length: Double the standard cable length

and WiFi connectivity enabled

Identify Polarity - Locate the positive (+) and negative () markings on the holder

5V/7-28V 8 Channels Bluetooth Relay Module Development Board Mornsun LMF500-20B15 AC/DC 500W Enclosed Switching Power Supply The integrated MicroSD card slot5V 7 28V 8 Channels Bluetooth Relay Module Development Board The ESP8266 eight way relay development board is equipped with an ESP 12F WiFi module and supports DC7 28V 5V power supply. Provide for Arduino development environment reference code, suitable for ESP8266 secondary development learning, smart home wireless control and other occasions. Features: On board mature and stable ESP 12F WiFi module, large capacity 4M Byte Flash; The power supply