Here is what does the warranty cover.
     1, 30-day money-back
     For 30 days after the purchasing date, return your undamaged product and receive a full refund for ANY reason.
     2,  30 day replacement
     For 30-days after the purchasing date, get the REPLACEMENT service for the problem.
     3, 1 Year warranty 
     If no artificial damage,we take care of all quality-related issues with a FULL REFUND.
     Reminder:  Our warranty does NOT cover the cracked screen caused by an external force.