We provide 180 DAYS OF AFTER-SALE PROTECTION SERVICE, if there is any problem, we guarantee unconditional return or refund. Welcome to add to list in order to re-purchase easily. NOTE: 1. If you have any question about your package and product when you sign, Please contact us in time, we'll do the best until you are satisfied. 2. Due to manual measurement, it allows 1-2(cm) discrepancy 3. Because it's different with the lighting effects and monitor's brightness contrast, the color tone of the website photo and actual item could be slightly different, please be kindly understand.