A Scalable Access Solution: Offline QR Smart Locks for Hotels & Properties
The industrial smart access brand under Ningbo Loyal Mechatronics Co., Ltd., today announces a breakthrough in keyless entry technology with its new generation of Offline QR Code Smart Locks. Engineered for the demanding requirements of hotels, office buildings, multi-family residences, and rental properties, this series delivers military-grade security through dynamic digital credentials, eliminating the need for costly wired infrastructure and providing unprecedented remote management flexibility.
Core Technology: Offline Operation, Online Control
The series is built on a unique architecture where the door lock operates independently offline, while access keys are managed and distributed online. This design ensures ultimate reliability—immune to network outages—while enabling full remote administration. Each dynamically generated QR code expires after a single use or within minutes, rendering credential copying and unauthorized sharing obsolete.
Product Portfolio for Professional Deployment
1. Model QRA-04S-JH: Multi-Method Commercial Access Lock
This robust lock supports QR code, Bluetooth, and NFC unlocking, catering to diverse user groups from guests to staff. Its integrated high-speed barcode scanner ensures sub-second authentication. With an operational temperature range of -10°C to 70°C and standard AA battery power, it is built for reliability in global climates, ideal for high-traffic entry points.
QR Code Smart Locks Supplier China
2. Model QRA-10S: Advanced Hotel & Office Management Lock
Designed for the hospitality and corporate sectors, this model combines QR, RFID card, Bluetooth, and mechanical override. Its dedicated Hotel Mode allows managers to issue time-bound digital keys via SMS or email directly to guests, streamlining check-in and enhancing security for short-term rentals. The auto-refreshing QR code system provides a secure, plastic-key-free environment.
3. Model LY-QR02PM-PB: App-Controlled Mortise Lock for Property Managers
Featuring a classic mortise design in brushed stainless steel, this lock offers centralized control via dedicated mobile apps. Property managers can remotely grant access, view real-time audit trails, and manage permissions for multiple units from a single dashboard—a perfect solution for apartment complexes and boutique hotels seeking efficiency at scale.
All products are CE, RoHS, and ISO9001 certified, manufactured in owned facilities in China. SmartLocksFactory supports customization (OEM/ODM), including branding, finishes, and feature sets, with flexible MOQs to suit projects of all sizes. The company provides comprehensive technical documentation and SDKs for seamless integration into third-party solutions.
QR Code Locks Wholesaler China
We empower property owners and managers to adopt future-proof access control without replacing doors or overhauling IT infrastructure.
About Factory
Ningbo Loyal Mechatronics Co., Ltd., is a specialized manufacturer of professional-grade intelligent access solutions, with a core focus on IoT-enabled locks, hotel safes, and building management systems. Since 2004, the company has leveraged its vertical integration—from hardware R&D to proprietary software—to deliver reliable, scalable products to distributors, integrators, and property developers in over 30 countries.
