Compatible D1 Mini Lite board with 1 MB Flash memory and ESP8285 chipset The board can be programmed with Arduino IDE, has the CH340 USB chipset and allows easy and fast creation of IoT devices. Technical Data - 11 digital input pins - all Pin's have interrupts - PWM/I2C & One-Wire support - 1 analog input (max. 3.3V) - 1 MB Flash - onBoard WiFi antenna - MicroUSB connector Scope of delivery - D1 Mini Lite board (compatible equivalent) - 2x pin header short More information under the following link https://docs.wemos.cc/en/latest/d1/d1minilite.html https://elecena.pl/product/18424774/d1-mini-lite-d1-mini-lite-compatible-esp8285-board 2021-05-11 https://elecena.pl/product/18424774/d1-mini-lite-d1-mini-lite-compatible-esp8285-board 2022-10-31