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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: INV
  • Model Number: QR-04-PER /JH
  • Reading time: 0.6 second
  • Reading range: 0-15CM
  • Reading code accuracy:: 100,000 pixel
  • Working temperature:: -10°C to 70°C
  • Sensor frequency:: 13.56MHZ
  • Working voltage :: DC 6V ( 1.5V X 4pcs AA batteries)
  • Humidity:: ≤ 80%
  • Camera size: 8*8mm
  • I/O interface:: parallel interface
  • Color:: pearl BLACK, pearl CHROME

Packaging & Delivery

Packaging Details box
Delivery Time Shipped in 10 days after payment

mobile phone control hotel door lock,QR code door lock





1.Safe, durable, convenient, reliable and intelligentized


2.Delicated appearance and advanced technology


3.Attractive and abundant types and Colors for choice


4.Customized is available


5.Best price based on good quality


6.1 years warranty,repair problem products freely, good after-sale service










 Accessory products


 1.QR code room card printer:the special thermal printer, without setting, can be used with the lock shopkeeper web side or local management system. Support high speed printing, automatic paper cutting, improving work efficiency. 

also you also can find it on alibaba :





 2.QR code room paper card:special thermal printing paper, a disposable use, can be printed as customer’s request. Improving the room card advertising value and creating economic benefits for investors through professional advertising planning and operation.



also you also can find it on alibaba :



 3. QR code for electrical switch:connect with the door lock by wireless signal linkage,the power on automatically when the door open,power off automatically when check-out,QR code can intelligent identify different category room card, suitable for all kinds of hotel energy saving requirement, working with a complete set of special infrared detector, realizing intelligent room control that power supply automatically .



4.Guest room infrared detector :connect with the door lock and electrical switch by wireless signal linkage,install in the wall switch of the room, detect the guest’s activities. If detect there are no activity in the room, it will sent the cut power signal to the power electrical switch, then the room will be power off.




5.QR code entrance guard controller:offer intelligent management for all kinds of access door, such as the access door and the door to the community, it can be used alone, also can be combined with door lock management system, providing user with convenient ,safe and practical environmental management.




6.QR code elevator controller:work alone or work with door lock management system to control various elevator. Realizing the classification  management and authorization.Only the one with authorized QR code can enter the elevator or the floor, that strengthen the management of the elevator









1.QR master :QR Master system is a multi-functional online management system, including the access control system, staff management system and customer management system. QR Master is a software combining with access control, staff and customer management. The management staff use the Web side (http://qrm.uclbrt.com) and QR Master APP to control, customer use the Key pouch App to open.

QR Management system

QR code lock can choose two size soft to management :

1.On local company management.

Need install the local software to connect printer to make paper card ,connect reader to issure RFID card.

2.Use app to management .---More popular !!!

1)You can try at once on this website:https://qrm.uclbrt.com/product.html  .

2)You can know more about all the information(customer ,member ,rooms .....) if you set up.

3)You can share your room code to person in many ways (as wechat ,massage ,on our keypouch....)

4)More information if you want to know ,you can add my whatsapp :+8618902342743 or sent email .

5)Shou the QR master home page to you :






2.Computer basic software.




QR code intelligent lock has the following five advantages in application:
Security: QR code key of QR code with original algorithm, that can be controlled the using period and the using times. The special encryption data reduce the risk of malicious copy and decoding .
Convenience: the virtualization of the room card which is suitable for a variety of mobile media. Realizing convenience, security , personality, fashion.
Extensibility: extending the function by simple software, it will make the QR lock stronger.
Ease of use: it is supplied by 4 alkaline dry cell without any connections to the outside. Saving the high cost of network lock wiring, easy to install, out –of-the-box , avoiding high failure rate of trouble.
Applicability: widely applicability, it is suitable for various sites where need the identify the indentity or authority ,such as :hotel, school, factories, families, etc.



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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
10 Transactions 2,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $44,000
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