Etekcity 1 Pack Wireless Remote Control Outlet Auto-Programmable Function Remote Light Switch Plug (Battery included): These sockets/wall plugs are the newest/smaller version with a 100ft range. Simple and easy to use, no installation required. Remotely switch on/off any appliance at the push of a button Learning function allows you to match any remote and outlet to each other; 30m/100ftrange (works through doors, floors, and walls) Features low standby power consumption and built-in child protection; Outlets remain off after a power outage to save energy Extra outlets and remotes can be purchased separately. Please check our store Newest version - smaller size only covers one outlet (R&TTE/ETL/FCC approved)