Stanley 31171 Remote Control Power Hub, Grounded 3-Outlet Outdoor Remote Control 3 Grounded outlets Turn lights and other electrical devices on/off with a convenient handheld wireless transmitter Transmitter works through walls and windows- 80ft range Built in Photocell option turns receiver off at dawn even if you forget Command1 Expandable: Pair additional Command1 remotes and receivers. Select different channels for different areas around the home