Etekcity Wireless Remote Control Electrical Outlet Switch for Household Appliances (Learning Code, 3Rx-2Tx) Remotely control hard-to-reach appliances and devices without built-in power ON/OFF switches at the push of a button Eliminate wasteful standby power and reduce energy use; save on your electric bills and extend product life by up to 15% Saves you the trouble of having to plug in and unplug your electric appliances to conserve energy consumption; a great assistant to the mobility impaired Strong RF signal works through doors and walls without interfering with other electronics; operating from as far as 100 ft. in line of sight Built-in child protection feature; ETL and FCC approved for safety and quality assurance