The ROOM private office phone booth connects to a standard electrical outlet. The power cord is 4 feet long with a standard 3-prong, 120 volt plug. Plugging in the office phone booth will allow you to activate the built-in ventilation fan, LED lighting, and the internal power outlet. Should you run into any electrical difficulties with your private office phone booth, contact our team at (646) 791-3726 or by email at email@example.com. Our team will be more than happy to help.