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. /PromiseIf the product has any quality problems, please tell us, we will help you solve the problem as quickly as possible.