Check the listing for details. ESP32 Development Board TYPE-C USB WiFi+Bluetooth (Ships same day from PA, US). Condition: New. Listed at 12.00 USD. *Ships same day from Scranton, PA, USA via USPS First Class Mail with Tracking Information if ordered before 4PM EST M-Sunday (Our Post Office is open on Saturday and Sunday, and accepts packages for processing, but doesnt ship out packages till Monday.) Item Description:Development board model: ESP32-DevKitC-32Module model: ESP32-WROOM-32Main control chip: ESP32-DOWDQ6-V3 dual-core 32bit MCU integrated WiFi, Bluetooth,Integrated 520-kBSRAM, 448-kBROM16-kBSRAMinRTCExternal storage: 4MBUSB driver chip: CH340C, with good system compatibility, higher download speed, and more stability. Support VIN external wide voltage input 5-12V power supply (battery version maximum 5.5V input) Support USB power supply, external 3.3V power supply, and VIN power supply three kinds of power supply Mode development board size: 52*28mm/weight about 9.5gSupport Arduino IDE mixly, mind+, Python and other programming software