Onboard mature and stable ESP32-WROOM-32E module, large-capacity 4MByteFlashPower supply voltage AC220V/DC5-30VESP32 supports the use of for Arduino IDE development tools and provides reference programs in the for Arduino development environmentOnboard 4-way 5V relay, output switch signal, suitable for controlling and controlling the load whose working voltage is within
AC250V/DC30VPackage include: 1 x AC/DC power supply ESP32 four-way relay module2 x 10 double row pin1 x 6 single row pin1 x Single line cap