Signstek Electronic Keypad Door Knob Lock with Encryption Function

Key features

• Convenient for Keyless Entry: This digital lock provides 1 master code and 9 access codes. And you can set the password up to 15 digits, suitable for office, house and apartment.
• Enhanced Security: Designed with encryption function and mute function, this doorknob can avoid the code being peeping.
• Universal Fit: It fits most standard doors and the free rotating knob make it fit both left and right handed doors. With adjustable latch, it fits 2-3/8-Inch (60mm) or 2-3/4-Inch (70mm) backset.
• Easy to install: Easily installs in minutes with just a screwdriver even you are not professional. The keypad is back-light that enable you to enter codes more convenient even in darkness.
• Multi-Functions: The electronic lock is waterproof and can be used in both indoor and outdoor. Comes with an emergency power supply in case that the batteries run out.