We have 15 units of the WeMos D1 R2 WiFi ESP8266 Development Board in stock at our Sydney warehouse.
WeMos D1 R2 WiFi ESP8266 Development Board
We can get a further 1000 units.
If you order today we can dispatch this stock between Tuesday, Mar 12 and Friday, Mar 15 2019.
Little Bird's Description of the WeMos D1 R2 WiFi ESP8266 Development Board
The D1 R2 is a mini wifi board based on ESP-8266EX.
11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except D0)
1 analog input(3.3V max input)
A Micro USB connection
A power jack, 9-24V power input.
Compatible with Arduino
Compatible with nodemcu
The D1 R2 has a micro USB for auto programming.
Also you can programming it using OTA
All IO is work at 3.3V.