The PTS Series Electronic Auto Shut-off Timer Switches provide a simple to use and simple to apply lighting control alternative to wall switch occupancy sensors. These elegant decorator style wall stations each provide six preset countdown timer selections as well as an on/off pushbutton. Features Color: White Voltage: 120/277V Type: 12 Hr Max Temp/Humidity: Standard Self-Contained Relay Interchangeable Hot & Load Wires - Impossible to Wire Backwards No Neutral Connection Required Self-Grounding Mounting Strap No Minimum Load Requirement Push-Button Programmable w/o Removing Switch Plate Fixed or Adjustable Preset Times Continous LED Flash for Last 30 sec of Button?™s Time Setting Green On/Off Switch Status LED Green LED Time Indicators Dimensions Width: 1.8" Height: 4.2" Depth: 1.4" Warranty 5-year limited warranty.? Document Spec Sheet Labels: