Specifications

• 80 MHz Processor / 4M Flash
• 11-digital input/output pin, all pins have interrupt/pwm/I2C/one-wire supported (except for D0)
• 1-analog input (3.2V max input)
• Micro USB connection
• Power jack, 9-24V power input
• Compatible with Arduino and NodeMCU
• All IO pins are 3.3V and have interrupt/pwm/I2C/one-wire support except D0

Package

• 1x WeMos D1 WiFi Development Board