1. Penguin Group provides a one-year warranty, calculated from the date of delivery of the product, covering any failure caused by defects in materials or workmanship.
 2. If a fault occurs during the warranty period, please contact customer service in time and provide relevant certificates. We will respond within 48 hours.
 3. After-sales service includes remote technical support and on-site repair, and the specific arrangements are based on the fault situation and customer needs.
 4. Faults not caused by human factors will be repaired or replaced free of charge, but this does not include damage caused by improper operation or external factors.
 5. Customers should keep the purchase records and warranty cards properly for subsequent service requests and processing.