Kwikset Powerbolt 250 10-Button Keypad Lifetime Electronic Deadbolt Door Lock, Polished Brass

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. Featuring SmartKey Security, which protects against advanced break-in techniques and allows you to re-key your lock yourself in seconds. SmartKey Security re-key technology is compatible with Kwikset (KW1) keyway or (SC1) keyway options.