Kwikset SmartCode Electronic Deadbolt Featuring SmartKey – Link 
Amazon has this marked down to just $83.99 w/ free shipping. This normally sells for about $120 and is now at its lowest ever.
- Keyless entry touchpad with a motorized deadbolt and sleek interior; includes traditional key functionality for peace of mind
- 10 digit backlit audible keypad, one-touch locking, 30 second autolock option, and 16 customizable access codes for increased security
- BHMA Grade 2 certified, UL certified with 20 minute fire rating, and features SmartKey re-key technology with BumpGuard protection
- Prior to purchase, please verify that this lock fits your door
- Fits standard doors (1-3/8″ – 2″ thick). Please see sizing specifications chart included with product images
- Installs in minutes with just a screwdriver – no new screw holes or hardwiring needed. Please see installation video included with product images
- Requires 4 AA batteries for operation (not included)