ESP32 Lolin S2 Mini V1.0 S2FN4R2 4MB Flash Wifi IOT Development Board

Features :
Based ESP32-S2FN4R2 WIFI IC
Type-C USB
4MB Flash
2MB PSRAM
27x IO
ADC, DAC, I2C, SPI, UART, USB OTG
Compatible with LOLIN D1 mini shields
Compatible with MicroPython, Arduino, CircuitPython and ESP-IDF

Technical Specs :
Operating Voltage : 3.3V
Digital I/O Pins : 27
Clock Speed : 240MHz
Flash : 4M Bytes
PSRAM : 2M Bytes
Size : 34.3*25.4mm
Weight : 2.4g