WEISER LOCK'S ANSWER TO BEAUTY, CONVENIENCE, AND SECURITY.

WEISER LOCK
Powerbolt (tm) 

Weiser Lock Powerbolt offers the heavy duty security of a deadbolt with the convenience of key-less entry.Weiser PowerBolt, Electronic Deadbolt

You get easy one touch locking and a reprogrammable 2 code capacity allowing convenient access for your family and temporary access for contractor service crews, as well as eliminating accidental lockouts with lost or forgotten keys!

Requires 4 "AA" Batteries - not included.