The 4 channel smart relay board is powered by a ESP32 WROOM providing the ability to safely control up to four appliances or devices on a load of 110-250 VAC/7A, 30 VDC/10A depending on your needs.

We’ve looked at the WROOM-DA module before. It’s an ESP32 with two antennas, and [Andreas Spiess] says it is the ugliest ESP32 he’s ever seen. But beauty is only skin deep, after … ...

Posted in Transportation Hacks Tagged boats, development board, ESP32, ESP32-WROOM-32, marine electronics, NMEA 2000, Signal K. Post navigation.

Making the new Adafruit ESP32 Feather V2 board available to purchase priced at $19.95. ... with the fabulous ESP32 WROOM module on there, ...

Waveshare’s board measures just 50 x 50mm (about 2″ x 2″) but it has a 10/100 Ethernet port, USB Type-C and Type-A ports, and support for WiFi 6 and Bluetooth 5.