915 smart code electronic deadbolt, satin nickel, secured keyless entry convenience, one touch locking, dramatically reduced interior size and sleek metal design, 16 user codes plus master code feature for added security, 10 digit backlit keypad with dedicated lock button, bhma grade 2 certified smartkey security™ technology - the lock you can re-key yourself in seconds in three easy steps, smartkey security™ re-key technology is compatible with kwikset (kw1) keyway, patented side locking bar technology offers improved security by protecting against lock bumping, an attack technique used to defeat conventional pin & tumbler locks, installs in minutes with just a screw driver no hard wiring needed, fits standard doors (1-3/8in. ? 2in.) no new screw holes required lifetime mechanical and finish warranty. 1 year electronics warranty