The CFP is an edge-lit flat panel with a sleek modern design. Switchable lumens provides three configuration options for the right output with one easy switch.Switchable Lumen technology: 5500/4100/3400 lumens (1x4, 2x4) 4000/3300/2800 lumens (2x2), 0-10V dimming to 10%, Recessed, surface or cable mount, IC rated, Suitable for ISO Class 5-9 positive pressure cleanrooms, DLC® (DesignLights Consortium) Qualified, with some Premium Qualified configurations - see www.designlights.org,