Simply mount your MKR1000 to this new adapter and plug in any of your UNO shields!The MKR2UNO Adapter allows you to turn your Arduino UNO form factor based project into a MKR based one without too much effort! You can so upgrade your project with a powerful board with integrated LiPo battery charger.Please note that currently the MKR2UNO adapter is compatible only with MKR1000 without headers.