Townsteel DBT-70-26D Grade 2 Indicator Deadbolt Lock. Indicator on outsied and thumbturn on inside. Indicator shows red when occupied and green when un-occupied. Can be opened from outside when locked by emergency key. 26D 626 Satin Aluminum finish. Fits in standard 2 1/8 hole. Deadbolt latch is adjustable for 2 3/8" or 2 3/4" backsets and has hardened steel rod insert. Fits 1 3/8" to 1 3/4" door thickness. UL listed 3 hour fire rating. Includes strike plate with re-enforcer plate, mounting hardware, installation template, emergency key and instructions.