Give your IoT project that extra kick with the new ESP32-S NodeMCU by Ai-Thinker! Based on the ESP32-S, this microcontroller integrates Bluetooth, Bluetooth Low Energy and 2.4GHz WiFi in one small and low-cost package.

Microcontroller: Tensilica Xtensa Dual-Core 32-bit LX6 microprocessor, running at 160 or 240 MHz

USB Chipset: CH340

Operating Voltage: 3.3V
Input Voltage: 5V
Digital I/O Pins (DIO): 28
Analog Input Pins (ADC): 8
Analog Output Pins (DAC): 2
UARTs: 3
SPIs: 2
I2Cs: 3
Flash Memory: 4 MB
SRAM: 520 kB
Clock Speed: 160 or 240 MHz
WiFi: IEEE 802.11 b/g/n/e/i
Dimensions: 54 x 25.5 x 12mm
Weight: 8g