The MKR2UNO Adapter allows you to turn your Arduino UNO form factor based project into a MKR based one without too much effort!

Specifications:

Operating Voltage: 3.3V
Input Voltage (recommended): 7-12V
Input Voltage (limit): 6-16V
Analog Input Pins: 6
Analog Output Pins: 1
Digital I/O Pins: 14
DC Current for 3.3V Pin: 700 mA
DC Current for 5V Pin: 700 mA
Length: 68.6 mm
Width: 53.4 mm
Weight: 24 g