YRHAND specializes in smart home security solutions, manufacturing advanced biometric and Bluetooth door locks that offer keyless entry via fingerprint, app control, and access codes.
YRHAND is a manufacturer of smart home security devices, dedicated to modernizing access control with intelligent door lock systems. The brand offers a diverse range of keyless entry solutions, including biometric fingerprint locks, 3D face recognition terminals, and Bluetooth-enabled smart deadbolts.
Designed for both residential homeowners and property managers, YRHAND products often integrate with popular smart home ecosystems. Users can manage their locks via the TT Lock or Tuya mobile apps, enabling features such as remote unlocking, temporary passcode generation for guests, and real-time access log monitoring.
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To reset most YRHAND locks, locate the reset button (usually on the back panel near the battery compartment). Press and hold it for about 5-10 seconds until you hear a prompt prompting initialization, then input the initialization code (often 000#) if required.
Most YRHAND smart locks are compatible with the TT Lock App or the Tuya Smart App. Check your specific model's manual to download the correct application for Bluetooth or WiFi management.
If the batteries are depleted, you can use the mechanical backup key to unlock the door. Many models also feature a USB emergency power port on the exterior panel to temporarily power the lock with a power bank.
Yes, many YRHAND Bluetooth locks can be paired with a WiFi gateway (often sold separately like the G2 Gateway) to enable remote unlocking and management from anywhere via the internet.