Clevr Electronic Touchscreen Deadbolt Door Lock with Keyless Nickel Knob, ANSI

Keyless entry with a motorized driven deadbolt for 1-touch locking, For use on exterior doors where keyed entry and security is needed 2 kinds of code(master code and user code). Can store 50 groups of different codes, memory will not erase when replacing batteries Optional AutoLock - Locks 20sec-15min after door is closed Includes an adjustable latch to fit all standard door preparations, fits door thickness of 1-3/8 in. to 1-3/4 in. Includes 2 keys Backlit key pad, easily lets you see at night, low battery indication, and easy installation