Stanley 31189 Remote Control Duo, Indoor/Outdoor Remote Control Combo Pack Indoor: 1 Polarized outlet, Outdoor: 1 Grounded outlet Turn lamps, outdoor lighting and other electronic devices on/off with a convenient handheld wireless transmitter Control both receivers from a single transmitterOutdoor Receiver features a photocell option that turns devices off at dawn even if you forget Manual On/Off button on each receiver Command1 Expandable: Pair additional Command1 remotes and receivers. Select different channels for different areas around the home