Product Center
    发布时间: 2019-11-01 12:52    

password card knob Lock

The unique design of this product is made of zinc alloy. The latest internal motor drive is more energy-saving and energy-saving. It is suitable for office, home and apartment. It is more convenient to replace the original knob lock. No need to change door or repunch hole . can be directly replaced, easy to operate.   

Product  Features

1. The password is unlocked and is suitable for people of all ages.

2. Easy to install, suitable for non-professional installation

3. The original old spherical door hole can be fully utilized during installation without additional opening

4. Can set the green channel function

5. Battery low voltage alarm function

6. External emergency power supply unlock function

7. With a vacant structure to prevent damage

Product Parameter

Item Name

Smart Digital knob Door Lock

Unlock Ways

Password, RF card ,Mechanical Key  

Colors Available


Application Places

Residential, Apartment, Home, Office, Airbnb

emergency power supply


Door Thickness


Door Type

Wooden door, security doors. Ect

Working Temperature


Working Humidity



6V(3pcs No.7AA Battery)

Working current


Standby current


Low Voltage Warning

Below 3.6V

Battery Duration

Support 10,000 Times of Lock & Unlock Operation


Aluminium alloy

installation time

Old-fashioned knob-type door lock modification time <5 minutes

Aluminium alloy material special structure desgin

Delicate appearance and sensitive key board input

Support mess code, peeping prevention function

Standard signle latch, lift the handle can be locked

Suitablefor hotel, school, apartment ect.

User capacity:200 cards +30 passwords

According to customer demanda to delete/add/change password or remote control

Low voltage prompt function.


APP Smart Digital Door Lock