HuTools Keyless Digital Door Lock provides security for your home with a convenient keyless entry function. Door measurement Works with both left handed doors and right handed doors. Door thickness: ranging from 1 3/8 inches to 2 inches Door hole's Diameters: 2 1/8 inches Backset: 2 3/8 inches or 2 3/4 inches Backset is a distance from door edge to center of hole on door face. Working temperature : -4°F to 131°F Forget to lock your door? Enable the automatic lock feature between 10-99 seconds for peace of mind. Or lock your door pressing one button for 3 seconds. No additional turning/twisting needed. Always losing key? 20 user codes (4 to 10 digits) for family, friends, contractors or dog walkers, or a one-time use temporary code for visitors and service personnel. A master code features for added security. Difficult to lock/unlock the door in the dark? Blue back-light: Make the numbers readily visible in the dark with just one touch. Avoid mistyping the code at night. Enter the code directly, no need to activate the keypad. Other features Low battery indicator Low battery indication will notify you when the batteries are getting low. If you fail to replace the batteries, you can still open the door with the 1 back-up mechanical key. Operated by 4 AA batteries (not included). When the batteries are getting low power, the lock will have constant beep sounds and flash light. Support virtual password Input the random passcode before or after the correct password, so that strangers can’t steal your password by looking at worn-out keypad digits or watching you nearby when you enter the password. Vacation mode The vacation mode puts the system into a low power state, disabling all buttons and functions until master code is entered on keypad. If the deadbolt door lock is unlocked by thumb turn, the lock will issue an alert.
- KEYLESS FREEDOM - Access your home with keyless freedom and convenience using a highly responsive, illuminated keypad programmable with up to 20 user codes in 4-10 digits. One single-use temporary codes for you to share access with house sitter, dog sitter and guests. No more worry about rushing back home to open the door for anyone.
- AUTO LOCK – The HuTools deadbolt lock has a 10-99 seconds automatic lock function, which can ensure the safety of your home when you forget to close the door. If you no longer need to automatically lock, you can turn it off manually. And ONE-BUTTON locking and automatic backlit keyboard for added convenience. Save your time to close the door by using a key.
- Emergency Charging Backup – Worried the battery out of power and locked you outside? HuTools auto door lock gives you peace of mind. Features with low battery indicator, beep sound will remind you to change the batteries. Still forget to replace them? You can connect a power bank to the micro-usb port, to get an emergency battery power backup.
- ADVANCED FUNCTIONS – How many times you fumble in your bag for keys in the dark? HuTools keyless entry door lock equips with backlit keypad; make the numbers readily visible in the dark with just one touch. You could avoid mistyping the code at night. Also, the vacation mode, wrong entry limit, and mute function ensure you a convenient and secure lifestyle.
- EASY TO INSTALL - The HuTools electronic keyless keypad door lock is suitable for door thicknesses from 1.38 in to 2 in (35mm to 50mm). Easily installed using a screwdriver for a few minutes. No need to find a costly locksmith. Note: Please refer to the installation manual for better use.