NodeMCU ESP32 WiFi Development Board with LWIP Protocol
Specifications:
- Chipset: ESP32
- Processor: Dual-core Tensilica LX6 microprocessor
- Connectivity: WiFi (802.11 b/g/n), Bluetooth (v4.2 and BLE)
- Operating Voltage: 3.3V
- Digital I/O Pins: 28
- Analog Input Pins: 6
- UART Interfaces: 3
- SPI Interfaces: 4
- I2C Interfaces: 2
- Flash Memory: 4MB
- RAM: 520KB SRAM
- Clock Speed: 240MHz
- Dimensions: 58mm x 85mm x 40mm
- Weight: 120g