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1) Failures caused by force majeure factors (such as floods, fires, lightning strikes, earthquakes and other natural disasters);

2) Damage caused by human factors, including faults caused by wrong use of power supply, failure to use and store according to the instructions, wrong operation, and bad transportation by oneself;

3) Consumables or accessories of the product, such as cloth covers, batteries, etc.;

4) The content of the product warranty card does not match the actual warranty product or has been altered;

5) The warranty card and valid invoice signed and issued by the company cannot be presented;

6) There is no certificate of conformity of our company and parameter label with serial number on the product;

7) The product is used for commercial purposes.

1) Failures caused by force majeure factors (such as floods, fires, lightning strikes, earthquakes and other natural disasters);

2) Damage caused by human factors, including faults caused by wrong use of power supply, failure to use and store according to the instructions, wrong operation, and bad transportation by oneself;

3) Consumables or accessories of the product, such as cloth covers, batteries, etc.;

4) The content of the product warranty card does not match the actual warranty product or has been altered;

5) The warranty card and valid invoice signed and issued by the company cannot be presented;

6) There is no certificate of conformity of our company and parameter label with serial number on the product;

7) The product is used for commercial purposes.

1) Failures caused by force majeure factors (such as floods, fires, lightning strikes, earthquakes and other natural disasters);

2) Damage caused by human factors, including faults caused by wrong use of power supply, failure to use and store according to the instructions, wrong operation, and bad transportation by oneself;

3) Consumables or accessories of the product, such as cloth covers, batteries, etc.;

4) The content of the product warranty card does not match the actual warranty product or has been altered;

5) The warranty card and valid invoice signed and issued by the company cannot be presented;

6) There is no certificate of conformity of our company and parameter label with serial number on the product;

7) The product is used for commercial purposes.

1) Failures caused by force majeure factors (such as floods, fires, lightning strikes, earthquakes and other natural disasters);

2) Damage caused by human factors, including faults caused by wrong use of power supply, failure to use and store according to the instructions, wrong operation, and bad transportation by oneself;

3) Consumables or accessories of the product, such as cloth covers, batteries, etc.;

4) The content of the product warranty card does not match the actual warranty product or has been altered;

5) The warranty card and valid invoice signed and issued by the company cannot be presented;

6) There is no certificate of conformity of our company and parameter label with serial number on the product;

7) The product is used for commercial purposes.

1) Failures caused by force majeure factors (such as floods, fires, lightning strikes, earthquakes and other natural disasters);

2) Damage caused by human factors, including faults caused by wrong use of power supply, failure to use and store according to the instructions, wrong operation, and bad transportation by oneself;

3) Consumables or accessories of the product, such as cloth covers, batteries, etc.;

4) The content of the product warranty card does not match the actual warranty product or has been altered;

5) The warranty card and valid invoice signed and issued by the company cannot be presented;

6) There is no certificate of conformity of our company and parameter label with serial number on the product;

7) The product is used for commercial purposes.

1) Failures caused by force majeure factors (such as floods, fires, lightning strikes, earthquakes and other natural disasters);

2) Damage caused by human factors, including faults caused by wrong use of power supply, failure to use and store according to the instructions, wrong operation, and bad transportation by oneself;

3) Consumables or accessories of the product, such as cloth covers, batteries, etc.;

4) The content of the product warranty card does not match the actual warranty product or has been altered;

5) The warranty card and valid invoice signed and issued by the company cannot be presented;

6) There is no certificate of conformity of our company and parameter label with serial number on the product;

7) The product is used for commercial purposes.