Orbit ESLA-A-B-1-G-EB LED Cast Aluminum Exit Sign, Aluminum Housing, Black Faceplate, 1 Face, Green Letters, Battery Back-Up Lumens_9700LM 4-11/16" or 5" square boxes

4-11/16" or 5" square boxes on either side of wall stud (wood or metal)

DC Bottom Photocell Included

But it doesn't stop there – Siemens goes above and beyond to ensure comprehensive safety for your home's electrical ecosystem

they also include the innovative VisiTrip trip indication system

Configuration Excellence: Comprises two single poles and one double pole

Orbit ESLA-A-B-1-G-EB LED Cast Aluminum Exit Sign, Aluminum Housing, Black Faceplate, 1 Face, Green Letters, Battery Back-Up Lumens_9700LM 4-11/16" or 5" square boxesCategory Exit Signs Page J9 Features: Dual Voltage Input 120 277VAC Operation UL Listed for Damp Location Long lasting, Energy Saving LED Lamps 90 Minutes Minimum Emergency Operation (EB Only) Premium Grade Aluminum Housing Universal Mounting Pattern Aluminum Canopy for ceiling or end mounting included Knockout Chevrons Directional Indicators Push to Test Switch Maintenance free 4. 8V NiCd Battery (EB Only) Fully automatic operation (EB Only) Line