The ESP32 chip is a microcontroller with built-in Wi-Fi and Bluetooth capabilities, compatible with the Arduino IDE.

Specifications

• CPU: Fast CPU (240 MHz)
• System on Chip (SoC): Wireless Wi-Fi and Bluetooth module
• Wi-Fi: 802.11 b/g/n (802.11n up to 150 Mbps) @2.4 GHz ~ 2.5 GHz
• Bluetooth: Bluetooth v4.2 BR/EDR and BLE
• Dimensions: 39 mm × 31 mm
• Power Supply: 3 – 5V
• Operating Voltage: 3.3V via I/O pins
• Power Consumption: 100 – 240 mA
• I/O Ports: 40 I/O ports
• Peripheral Interfaces: Digital-to-Analog Converter x2, Analog-to-Digital Converter x18, I2C, SPI, I2S, GPIO, Touch Sensor, UART, External Flash Memory (up to 16 MB), supports SD Memory
• Integrated Micro-USB Port
• Antenna: PCB-mounted antenna
• Pulse Width Modulation (PWM): Up to 16 channels for LED control and motor control
• Package Includes: ESP32-WROOM-32 D1 Mini