1. Deluns 3 years product warranty and life time technical support and Maintenance.
During warranty period, our factory will offer free service for replacement.
2. 2% screws spare parts will be provided for each bulk order.
3. OEM & ODM request are welcome. our factory can customize lock logo, package, different mortise sizes, user manual for you.
4. 13 years smart lock manufacturing experiences, strong RD and Technical team to provide good after-sale service.