Description

* Exquisite appearance,rational structure, safe and reliable
* High quality, low price, safe&cheap
* Very easy to operate, suitable for office,house and apartment
* Especially suitable for installation by nonprofessionals
* In installation, just use the exisiting knob lock hole, no need to open a new hole
* The keypad is backlit, more convenient at night
* The keypad is waterproof
* Change master password and Sub passwords freely
* There are ten passwords, including one master password, and 9 sub passwords
* One-Key operating functions(Passage Mode):press any digital key to open the lock.
* Unlock record positioning tracing function
* Master password can be used to add or delete any sub password
* Resetting function
* Ourter-emergent power supply opening function
* Low battery alarming fuction
* Easy to replace batteries,without affect the information of passwords.
* Free rotating handle is adopted to avoid unlock by violence
* American standard tubular latch