Features

• ESP32-WROOM-32 in Arduino UNO form factor

• Working Voltage: 3.3V

• DC Input Voltage: 5V - 12V DC

• Wifi: 802.11 b/g/n/e/i (802.11n up to 150 Mbps)

• Bluetooth: v4.2 BR/EDR and BLE specification

• RAM: 520KB

• Flash Memory: 32Mb (4M bytes)

• Power consumption:
  • Max current: 250mA
  • Sleep current: 0.15mA
  • Active without WiFi current: 20mA

• Operating Temperature: -40C > +85C

• Dimension: 68mm x 54mm

Reference Document