Electronic Digital Lever Lock E-985-SC is lock with capability for up to six user codes and one disposable user code. E-985-SC has Satin Chrome finish. You can program and change 4-10 digit codes at the touch of a button. Remote Control is included in the set. Electronic Digital Lever Lock E-985-SC has a lot of benfits such as: auto-locking function which improves security and convenience, battery powered-no messy wiring, low battery indicator. The Pushbutton Lock is very easy and quick to install - installs in minutes with Trim plates and very easy to change code. The lock fits to regular door prepared (2 1/8"). This product has customizable programming code for setup, ability to temporarily disable user codes. LED illumination allows for easy operation in the dark. Outside Lock Body is weather resistant. Inside Lock Body is for interior use only