The CPANL LED Fully Switchable Flat Panel features an integrated driver that allows CPANL to be suspended, direct surfaced mounted or integrated into a t-grid ceiling. The adjustable lumen output (ALO) feature adds flexibility by allowing you to choose between three-lumen options with a simple switch. And now, CPANL also features switchable color temperature (SWW) which allows you to select either warm, medium or cool temperatures. Direct ceiling surface mount kit (DCMK 224) sold separately.