Visual packaging. Welcome Home brand. Entry function knob features new SmartKey cylinder technology. SmartKey cylinder eliminates traditional pins and springs. Cylinder provides instant rekey functionality. SmartKey cylinder is bump-resistant, higher pick-resistant lock. Included with each lock is the rekeying tool that allows the lock to be rekeyed in 3 easy steps. Fits standard doors. Standard adjustable backset 2-3/8" or 2-3/4". 6-way latch.