This single-cylinder deadbolt can be locked or unlocked by using the keypad or key from the outside as well as the turn button from the inside. The Venetian Bronze finish is hand-rubbed to reveal unique bronze highlights and provides a rich and warm complement to the product s style. Brand Name: Kwikset Sub Brand: SmartCode Finish: Venetian Bronze Material: Zinc Product Type: Electronic Deadbolt Packaging Type: Boxed Cylinder Type: Single Cylinder Number of Keys Included: 2 Grade: 3 Grade Commercial or Residential: Residential Warranty: 1 year Limited Parts and Labor Battery Type: AAA Fits Door Thickness: 1-3/8 to 1-3/4 in. Number of User Codes: 20 Shape: Curved Edge Bore Size: 1 in. Number of Batteries Required: 4 Projection: 1 in. Bolt Type: Mechanical Bore Size: 2-1/8 in. Projection Measurement: 1 in. Number of Keyfobs Included: 2 Style: Transitional Keyway: KW1 Number of Pieces: 25 pc.