2. Personalized two-dimensional code door card can be designed independently, and the card is disposable, sanitary and healthy;
3. The mobile phone terminal software can be used remotely to generate the two-dimensional code of the mobile phone, and the door can be opened without paper or card;
4. It has passed the safety certification of the Ministry of Public Security, is the first in the world, and has a number of international/domestic utility model invention patents;
5. Unique acrylic two-dimensional code identification area, built-in reflective cup made of high flame retardant material, with strong light concentration and light transmittance;
6. Adopt imported chips and SMT technology, with stable and reliable performance;
7. Adopt imported * * camera and CMOS technology, which has strong anti-interference ability and high integration;
8. Built-in automatic time saving and real-time unlocking record storage function. Value-added expansion function of QR code smart lock:
1. Simplify pre-operation procedures, select rooms in a short time, pay quickly, and improve the overall work efficiency of the hotel;
2. It is conducive to the all-round exhibition of the hotel, which is convenient for guests to better understand the hotel and attract customers;
3. Diversified hotel services and personalized check-in experience highlight the identity of guests and highly protect their privacy;
3. Change the traditional marketing mode of the hotel, and organically combine the internal management and external marketing of the hotel;
4. It is equivalent to increasing countless "mobile front desks" to optimize the allocation of hotel human resources and reduce operating costs;
5. It can realize the paperless and cardless hotel check-in service, change the traditional card check-in and save the card cost;
6. It is convenient for hotel operators to inquire about the hotel's operating conditions in different places, so as to know the hotel's current situation in more detail and quickly;
7. Human operational errors can be avoided;
8. Enhance the competitive advantage and popularity of the hotel, increase the hotel occupancy rate and increase operating income; Specific functions can be found in Baidu's search for "two-dimensional code lock" in the website dedicated to the introduction of two-dimensional code lock.