Yale ENTR Smart Door Lock can Access to a door without any hassle of keys with a wonderful design, easy to install and robust. An easy-to-use smart lock that requires no keys with a sleek and unobtrusive look to enter a room of a property. It uses pin codes for a manual operation and easy to see in the dark. Yale lock is simple to install in a matter of few minutes with a screwdriver. When door and door jam cooperates, installation happens easily. The lock can be utilized as a standalone keypad lock or as a smart lock that can be upgraded with iM1, ZigBee or Z-Wave modules. Efficiency of lock management is a part of the lock and users with the help of smartphones have remote access to it.