Self Diagnostic LED Exit Sign - 90 Min. Operation Battery Backup - 120/277V - Morris Choose Options SKU: LEDEMEX1000046483 MPN: 73512| 73514 Brand: Morris Warranty: 5 Year Features: Instant On, Suitable for Damp Locations, Warranty, $40.00 Select Options for Self Diagnostic LED Exit Sign - 90 Min. Operation Battery Backup - 120/277V - Morris View Item for Self Diagnostic LED Exit Sign - 90 Min. Operation Battery Backup - 120/277V - Morris