HAIFUAN Digital Door Lock,Unlock with Remote Control, M1 Card, Code and Key,Handle Direction Reversible

Multiple open methods Low Battery Alarm Voice Navigation Keypad Illumination Passage Mode Double User Function Password Protection Easy Left & Right Hand Switching The lock will alarm when the battery voltage is lower than 4.8V, You can use keys to open the door(move away the key hole cover first). there is a plastic sucking dist to do this or you can use a magnet to move it awayone front panel and back panelTwo latches(backset:2-3/8" and 2-3/4")2 cards(Frequency:13.56MHZ)+1 remote (27A 12V battery required) +3 keysUser Manual and Necessary fitting componentsDiameter of plate: 2.55"(75mm)*6.1"(155mm)Latches with backset of 2 3/8"(60mm) and 2 3/4"(70mm) both available in the package.Handle length:5.31"(135mm)Suitable for door thickness between:1.2"-2.17"(30-55MM)when enter into this mode, the lock wont automatically lock after open once, no need to input code every time for a busy doorThe keypad of this lock will illuminate when pressed, easy to see during nightVoice Navigation While Operating, make it much easier when program the lock