Standard BL Edgelit Aluminum Exit Sign Double Face Red Letters White Panel Black Housing Battery Backup (ELXTEU2RWBEM USA) Tier8 Pass And Seymour Replacement Receptacle PS15AC4GRY Pass And Seymour Replacement Receptacle Lid 5W 100A 3 Phase 347 600VAC (PS5100R5WL) Models: Single 1 10V dimming with single relay ON OFF for single zone day night single office or corridor Dual 1 10V dimming with dual relay ON OFF for two zone classroom or large space Single 1 10V dimming with single dual relay ON OFF for single zone large office space or corridor Standard BL Edgelit Aluminum Exit Sign Double Face Red Letters White Panel Black Housing Battery Backup (ELXTEU2RWBEM USA) No Dual Circuit Operation No Special Voltage No Self Diagnostics Assembled In USA No Custom Wording