Pre-Configured Lamp Module (PN: UML8); Simple-n-easy expansion for pre-configured Dimmer Starter Kit or Lamp Module Starter Kit * Utilizes SimplySmart technology to make installation a breeze; No computer programming required; 1-2-3-Done; Easily change dimming settings or even create new scenes at the touch of a button; * Add lamp module (PN: UML8) to a pre-configured Dimmer Starter Kit or Lamp Module Starter Kit; Note: only one pre-configured lamp module (PN: UML8) can be ordered per home installation * Powerful custom expansion capability up to 250 devices; Add single rocker dimmer or deluxe dimmer (faceplate options up to 8 buttons), lamp/appliance modules, tabletop pedestal, wall receptacle, fixture modules or scheduler-timer * To ensure a proper installation your home should be no more than 2500 square feet and have only one breaker panel; A phase coupler is required in some home installations; Not intended for use in multi-dwelling (condo, apartment, duplex) units