Smart three-in-one Door Lock Model L375/L775 Series

Smart three-in-one Door Lock Model L375/L775 Series

Smart three-in-one Door Lock Model L375/L775 Series

Combination lock L375/L775

There are three ways to open the door using cards, passwords, and mechanical keys. When the door is opened or closed and the power is insufficient, there will be voice prompts "Door is open", "Door is locked", "Please replace the battery". When you forget to replace the battery and have no power, you can also connect an external 9V alkaline battery for temporary power supply

feature of product

● Patented anti-theft lock core, illegal unlocking will trigger an alarm
● Patented signal sent back, can be connected to wireless doorbell (need to match cloud doorbell)
● Proximity card is Mifare format
● Metal panel, handle, steel wire drawing plating anti-corrosion treatment
● US standard lock box Passed American UL and ANSI first level lock certification
● Door lock passed Taiwan CNS60A fire protection certification
● Door lock passed NCC certification
● Three door opening methods (inductive card, touch password, mechanical key)
● When opening and closing the door and the power is insufficient, there will be a voice prompt " "Door is opened", "Door is locked", "Please replace the battery"
● Sliding cover design, with a hidden spare mechanical key
● When the battery is forgotten to be replaced, there is no power, the door can be temporarily powered by an external 9V battery to open the door
● User You can add or delete cards with the mother card, or set a password.
● RS-485/dry contact/Zigbee output (optional)

Product specifications

● Use 4pcs 1.5V (AAA) AAA alkaline batteries
● Waterproof and dustproof rating of front panel: IP54
● Applicable door thickness: 38mm~100mm
● RS-485 can be connected externally (optional)


Applicable place

Apartments, buildings, villas, schools, dormitories, companies

  • Smart three-in-one Door Lock Model L375/L775 Series

    Combination lock L375/L775

    There are three ways to open the door using cards, passwords, and mechanical keys. When the door is opened or closed and the power is insufficient, there will be voice prompts "Door is open", "Door is locked", "Please replace the battery". When you forget to replace the battery and have no power, you can also connect an external 9V alkaline battery for temporary power supply

    feature of product

    ● Patented anti-theft lock core, illegal unlocking will trigger an alarm
    ● Patented signal sent back, can be connected to wireless doorbell (need to match cloud doorbell)
    ● Proximity card is Mifare format
    ● Metal panel, handle, steel wire drawing plating anti-corrosion treatment
    ● US standard lock box Passed American UL and ANSI first level lock certification
    ● Door lock passed Taiwan CNS60A fire protection certification
    ● Door lock passed NCC certification
    ● Three door opening methods (inductive card, touch password, mechanical key)
    ● When opening and closing the door and the power is insufficient, there will be a voice prompt " "Door is opened", "Door is locked", "Please replace the battery"
    ● Sliding cover design, with a hidden spare mechanical key
    ● When the battery is forgotten to be replaced, there is no power, the door can be temporarily powered by an external 9V battery to open the door
    ● User You can add or delete cards with the mother card, or set a password.
    ● RS-485/dry contact/Zigbee output (optional)

    Product specifications

    ● Use 4pcs 1.5V (AAA) AAA alkaline batteries
    ● Waterproof and dustproof rating of front panel: IP54
    ● Applicable door thickness: 38mm~100mm
    ● RS-485 can be connected externally (optional)


    Applicable place

    Apartments, buildings, villas, schools, dormitories, companies