Friendly Tips: 1.Please kindly allow a 2-3% difference according to manual measurement.2.Please check the measurement chart carefully before you buy the item.(1 inch = 2.54 cm) 3.Please note that a slight color difference should be acceptable due to the light and screen.Thanks. If there's any questions of the product,e.g.the price,production time,customized,or if you need rushing the order, please contact us by online chat or message. Promise If the product has any quality problems, please tell us, we will help you solve the problem as quickly as possible.