All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Easily add a few more I/O or A/D channels to your project through I2C
Do complex tasks with a few simple calls to the API available for download through the IDE Library Manager
Many support videos and extensive documentation available online.
3 Input/Output and 1 Input Only pin on each chip. Each pin can be assigned a specific function such as Servo, Quadrature Encoder, A/D conversion, UART Bridge
Use all 4 chips together, or in 4 different projects. 100nF capacitors included. Uncut decal strip with 8 decals included. Upgradable Open Source Firmware available on GitHub.