Awarrantycardisadocumentprovidedbymanufacturersorsellerstoguaranteetherepair,replacement,orrefundofaproductwithinaspecifiedperiod.Itservesasproofofpurchaseandoutlinesthetermsandconditionsofthewarrantycoverage,includingduration,limitations,andtheprocessforclaimingservice.Customersshouldkeepthewarrantycardsafe,asitmayberequiredtoaccessafter-salessupportorservice.
