One-touch Fingerprint Verification Method (Easy Scan) – Easy scan technology has been applied to coveniently read a fingerprint in one shot without the need to open or close the cover to enter a fingerprint.
Voice Guide Feature – This feature lets you kknow the operation status and how to set each feature and mode for easier and more convenient use.
Smart Touchpad – To prevent the password from being exposed due to residual fingerprints after opening a door, a new technology has been adopted to complete the door opening process by touching the keypad with a palm after entering the password.
Anti-panic egress with Safe handle – For convenience and in case of emergency, the door is automatically unlocked whenever the inner lever handle is used. Safe handle will also protect from any break-in attempts.
Scramble code – You can add meaningless number prior to or after the right code when there is a chance of exposing is to others.
Alarm (Break-in/Damage) – 80dB alarm goes off if anyone attemptsto damage the lock or force the door open, of if the lock detects.
Security/Normal mode – For multi-use environment, YDM4109 can be turned to Security (Master) mode that the master can register and delete each user while Normal mode controls all the users at one time.
Operation Status Notification – Whenever any operation is made, the keypad informs you what has happened through different alignment of the numbers.
Low battery alarm and emergency power supply terminal – It warns in case of low battery with alarm and LED. When the batteries are completely discharged, you can easily supply emergency power to the lock with the standard 9V battery.
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