There's a power cable the plugs into the bottom of the unit - https://squareup.com/help/en-us/article/5114-square-stand-setup https://squareup.com/help/en-us/ar

There's a power cable the plugs into the bottom of the unit - https://squareup.com/help/en-us/article/5114-square-stand-setup https://squareup.com/help/en-us/article/5114-square-stand-se....