Coodoo warrants the product purchased on the Coodoo official website against defects in materials and quality under regular use for a period of ONE YEAR from the date of the end-user purchase. If you have any questions about claiming your warranty Warranty Claim for Quality Issue within One Year. For quality-related warranty claims, items will be replaced with a factory refurbished unit of equal value. Warranties on all replacements follow the same warranty timeframe of the original defective item Please contact us with the following information for verification, please note more type of proof of purchase and problem may be required such as videos or pictures for identifying the product 12-digit serial number (you can find it at the bottom of the unit) Invoice or receipt include purchasing platform and date Detailed problem description Buyer in the following situations will cover shipping costs: Returning products for any reason other than a proven defect Warranty claims on items taken outside the original country of purchase Not Covered Under Coodoo Warranty Products without sufficient proof of purchase. Lost or stolen products Products that have expired the warranty period Non-quality-related issues (after 14 days of purchase) Repaired or disassembled by 3rd parties other than Coodoo. Damage caused by force majeure such as accident, disaster or war. Damage caused by misuse behaviors, misuse behaviors include： Collision and burning accidents caused by human-made but not caused by product quality problems occur. products that have been modified, repaired, upgraded firmware on one’s own or by a third party not authorized by Coodoo. Damage caused by modifying, repairing, upgrading firmware on one’s own or by a third party not authorized by Coodoo. Damage caused by other accessories using simultaneously with the product but not included in the product packaging. Damage caused by using without following instructions. The serial number, factory label, warranty certificate and other marks on the product are torn or altered Damage caused by misusing, collision, dropping, extreme temperatures, negligence, abusing, fluid intake, dampness, accident, alteration, incorrect installation, operating devices improperly.