Exitronix Steel Direct View LED Exit Sign Double Face Red LED's AC Only Black Enclosure White Face Red Letters (603E LB BL C6) Tier10 Nora 16 Inch RLM 48 RDA Lighting AL1 LED90 Nora 16 Inch RLM 48 Inch Stem Mounted LED Shade 3800Lm 3000K White 120V 0 10V Triac ELV And 277V 0 10V Dimming (NRLM 16ST3830WWLE4 48) • PLVSW 4LW provides 4 button ON OFF and Dim Bright control as well as a Full Bright option • The PLVSW 1LW provides 1 button ON OFF control • The PLVSW 2LW provides 2 button ON OFF control Exitronix Steel Direct View LED Exit Sign Double Face Red LED's AC Only Black Enclosure White Face Red Letters (603E LB BL C6)