12v 200 Mahregulated 12v Dc For Most Xantech Remote Control Devices powers Basic Xantech Ir Systems uses 2.1mm Coaxial Plug reduces Electricity Costs & Consumes Less Energy To Benefit The Environment packaged In Smaller Form Factor Allowing Easier Installation Onto Crowded Power Strips Secure-lock Plug Provides Secure Connection To Ir Connecting Blocks Allowing A Tight Connection & Reducing Accidental Disconnection