Signstek Keyless Entry Door Lock,Digital Smartcode Lock For Front Door,Keypad With Handle And Security Key,Touchscreen,Easy Installation, Silver With Fast

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. The mute function and the 15-digit password function greatly improve the security of the door lock. Multi-Functions: The electronic lock is waterproof. Perfects for your entery door, front door entry, garage, utility room door, back door, bedroom door. And we recommend the inside door knob is used in indoor. It comes with an emergency power supply in case that the batteries run out. With adjustable latch, it fits 2-3/8-Inch (60mm) or 2-3/4-Inch (70mm) backset. The keypad is back-light that enable you to enter codes more convenient even in darkness. Note: Please make sure to install 2 batteries on each side of the battery box. 4 batteries are required.