Dimmer With Push On/off Knob, 3-Way | Controls 600 W Incandescent or Halogen Loads. Push On/off; Rotate to Adjust Light Level | Features: Energy-Efficient Mechanical Timers Do Not Require Electricity to Operate, Automatically Limit the on Times, Press-on Knob Design Ensures Quick and Easy Installation, Cfl Compatible, Provide Direct Replacement of a Standard Wall Switch in Single o | Features: Silent Operation, Single Button Time Selection, Timer Contacts Shall Break Current at the End of Timed Cycle, 1 Year WarrantyFurbay Electric Supp