Manufacturer Schlage Electronics Model CO100993R70-KP-SPA-643e-LD Entry Features Keypad Finish Aged Bronze 643e Handing Non-Handed Backset Door Thickness 1-3/4 Standard Operating Temperature Exterior -31 to 151F (-35 to 66C). Interior 32 to 120F (0 to 49C) due to battery Power 4 AA batteries (standard off the shelf: included) Programming Used to enable programming of the lock. Does not unlock the lock. Standard Key Override Cylinder Less Cylinder (Not Included) Compliances ANSI/BHMA A156.25 Grade 1, UL 294, UL 10 C, FCC Part 15, ADA ANSI/BHMA Meets or exceeds A156.25 and A156.2 Series 4000, Grade 1 strength and operational requirements Warranty 1 Year Warranty Weight 12.0000