Product Description: Standard functions for all Diamond Edition locks 3 versions Available in Sky blue, Midnight blue, Gold, Red, Black, 3 Different types of Wood Grain (Sample colors available soon) Please check back for details The emergency key is included.(3) For safety and security reasons 3 high security manual override keys are included User Changeable PINs - Each user's PIN is unique and can be changed at any time. If someone's pin is lost easily change it using master pin code, Each PIN can be added or replaced individually by homeowner. Convenient - No more bulky key rings to keep track of; no more lost keys, rekeying expense or inconvenience Bulky pockets are a thing of the past. Protection function against burglar or mischief Integrated alarm system will sound when there is any detection of burglary or mischief Up to 60 different users can be coded With your choice of so many different entry systems up to 60 users can be coded Power saving function while non-operating When door lock is not in use, the system will automatically go into sleep function. Uses 6AA alkaline batteries up to 1 year of operations. (Batteries Not Included) No External power sources required Just 6 standard double a batteries to do the job. Providing easy installation. Smart battery change indicator The alarm will sound with LED flashes to indicate the batteries are low. Master pin code function Gives users the ability to overide and add new users Password memory Non-volatile memory function saved memory won't be lost even when the batteries are worn out. Key override for emergency entry 3 keys high securtiy keys are provided for an override operation. Customized pin from 0-9 to lock and unlock your door.No keys to lose, have stolen, or copied. No wires to run. No computer programming. Quick, easy-to-change combination. Your combination can be set easily by you at any time, right on the lock. Automatic disabling of number-pad after 6 failed attempts to enter pin. All functions will stop for 30 seconds if the wrong password is entered more than six times by mistake. It is designed to protect it from burglars and mischief Design for easy installation and removal Easy installation and removal thanks to the special design to utilize the existing key hole in the door. Installs and removes in just minutes. Fits any door. . Water resistant When there is a storm and your lock gets wet you are still assured access to your home Audible feedback confimation of lockset activation: Locked: (Voice) Door is closed Unlocked: (Voice) Door is open Smart Detection Automatic(5 sec delay) or manual locking functions You may program to automatically lock the door immediately or after 5 seconds after the door is closed at your convenience. Superior re-enforced metal locking gears Our superior quality metal gears ensures our locks edurance and function capabilites