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Lithonia Lighting ELM2 LED M12 Quantum 2-Light White Integrated LED Emergency Light | Celebration Hardware
SPECTSUN 8 Pack LED Exit Emergency Light Combo with Battery Backup-US Standard Commercial Corded Emergency Exit Sign Lights for Home Power Failure,UL 924 Certified,Elm2 Emergency Lighting Exit Signs - Amazon.com
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LITHONIA ELM2 LED B M12 BLACK THERMOPLASTIC SELF-CONTAINED EMERGENCY LIGHTING UNIT WITH ADJUSTABLE LED LAMPHEADS NI-CAD BATTERY DAMP LOCATION LISTED | United Electric