Kwikset Tylo Combo Set Single Deadbolt & Knob Round Rose Optional Finish Grade 3 Weekly Sale Cutters 1A@50VDC Power Supply 3 “C” 1A@50VDC Power Supply 3 “C” batteries or 6VDC power adapter (Both not included) Estimated Battery Life 270 days (3 triggers day) Receiver Low Battery Indicator Notification LED flashes every 5 seconds Accessory Low Battery Indicator Zone LED for accessory blinks continuously Sound Level Up to 96dB@1ft (30cm) Operating Temperature 32°~140°F (0°~60°C) Dimensions 5 1 4” x 1 9 16” x 6 5 8” (133 x 40 x 169 mm) Certifications Grade 1 Backset Latch Adjustable 2 3�8" or 2 3�4" Door Thickness 1 3 8" 1 3 4" (35mm 44mm) Cylinder SmartKey Security Strikes 1" x 2 1�4" Round Corner Faceplate 1" x 2 1�4" Round Corner Bolt 1 2" Throw Edge Bore 1” Backset Adjustable 2 3 8” or 2 3 4” Includes both deadbolt and full lip square strikes