All ZALO products have successfully passed the most rigorous quality tests and all items are inspected for any defects at the end of the manufacturing process.ZALO warrants for one year from date of purchase against manufacturing defects caused by workmanship or material failure. In rare instance you discover a defect and notify us during the warranty period, ZALO will, at its discretion, replace the product free of charge. This warranty does not cover cosmetic deterioration caused by normal wear and tear or damage resulting from accidents caused by improper and incorrect use or damage resulting from repairs or dismantling undertaken by a non-authorized retailer, technician, or customer service center. Please keep your original purchase receipt together with your ZALO product's warranty card for the duration of the warranty period.All product warranty claims must be returned to ZALO with shipping paid. ZALO will not bear the costs of shipping. Please contact us at contact@zalousa.com to obtain the mailing address.Note: If you purchased your item from a different store or website, please refer to them for return and/or warranty assistance.