ESP32S ESP32 DEVKIT V1 Wireless WiFi Development Board Micro USB Dual Core Features: Win10 system automatically installs the driver. Supports high baud rate and improved stability. High cost performance. Compact size, easy to integrate into other products. Powerful functionality, supports LWIP protocol and FreeRTOS. Supports three modes: AP, STA, and AP+STA. Supports Lua programming for easy development. ESP32 integrates antenna and RF balun, power amplifier, low noise amplifier, filter, and power management module. The complete solution minimizes printed circuit board area usage. The board and 2.4 GHz dual-mode Wi-Fi utilize TSMC 40nm low-power technology, delivering optimal power efficiency and radio frequency performance, safe and reliable for various applications. Specifications: Size: 5.8 x 2.8 x 1.2 cm Color: Black Model: ESP-WROOM-32 CH9102X Operating Temperature: -40°C to 85°C Supply Voltage: 3.3V Package Included: 1 x Development Board