Enter the 2 random numbers to access your full keypad for user PIN code entry. This feature will help prevent unwanted guests from guessing your PIN code from fingerprint marks left on the touchscreen. When more than 5 failed authentication attempts occur, the lock will disable the keypad for 3 minutes for security reasons.
Low Battery Notification & Emergency Power Supply. In case of the low battery, the low battery LED flickers and melody sounds when using the door lock. When the batteries are discharged, you can temporarily power the lock with 9V battery. The item "Samsung SHP-DH540 Smart Digital Door Lock Keyless" is in sale since Wednesday, February 27, 2019.This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Door Locks & Lock Mechanisms". The seller is "lightnspace" and is located in Seoul. This item can be shipped worldwide.