100% Brand New & High Quality

• 1.What’s new about V3.0.0 Optimize the circuit Add Deep-Sleep jumper.

  2.Default firmware: lastest MicroPython ESP8266 firmware.

  3.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 connection Compatible with for MicroPython,for Arduino,for Nodemcu lots of Shields