JJR, a smart lock manufacturer, shares tips: measure accurately, ensure proper environment, use professionals for installation, and back up fingerprint data for...
What are the requirements for installing a smart lock? READ MORE »
The price difference in home smart locks stems from factors like security, brand premiums, functionality, and build quality. China’s JJR manufacturer offers hig...
Why is There Such a Big Price Difference in Home Smart Locks? READ MORE »
When choosing a smart lock, focus on style, practicality, safety, and quality. Trust manufacturers like China’s JJR for reliable after-sales service.
Hotel lock issues: card not responding (battery/mainboard), card fails to open (loose connector/low battery), invalid room card (wrong floor/damage). Manufactur...
JJR has launched the SDL-2 Smart Lock, featuring a high-end push-pull design, Wi-Fi video intercom, automatic locking, and app-based control for enhanced securi...
JJR specializes in smart networked hotel locks, offering efficient, secure, and easy-to-install solutions, helping hotel brands like Home Inns and Jinjiang Inn ...
The Li Cheng Dong Gu Hotel features a smart card lock system with stylish design, enhanced security, and advanced functionality, offering a modern and secure ex...
Smart lock lithium batteries can‘t use fast charging due to cost. Most battery cells in smart locks don‘t support fast charging, so it‘s recommended to use a 5V...
Why Can't Smart Lock Lithium Batteries Use Fast Charging? READ MORE »
The JJR SDL-1 Smart Lock features 3D facial recognition, financial-grade fingerprint tech, remote unlocking, and robust anti-tamper protection.
The JJR Smart Cloud System simplifies rental management with smart locks, energy monitoring, and real-time alerts using advanced cloud and IoT technologies.
