The standard warranty period is 12 months. We provide free repair or replacement services for malfunctions caused by product quality issues during this period.

The product is battery-powered; some models feature an emergency USB power port to ensure the lock can still be opened if the battery runs out.

You can restore the system to factory settings using the physical reset button; after re-initialization, you can set a new administrator password (please refer to the product manual for specific instructions).

Our products offer various specification options, and standard models are compatible with the vast majority of doors on the market. We also support OEM customization services for special dimensions.

Yes. Once connected to the app, you can receive and install official firmware updates to continuously optimize product performance and security capabilities.