Description Whats new about V2 3 0Move the USBButton to top Features 11 digital input output pins all pins have interrupt pwm I2C one wire supported except D0 1 analog input 3 2V max input a Micro USB connectionCompatible withCompatible withNodemcu lots of Shields Package included 1 x D1 mini V2 3 02 x Long female pin2 x Short female pin2 x Normal pin