1、PRECISE SIZE: Professional screen assembly, precise size design, compatible for Huawei Y7 2019 mobile phone, please confirm the model before purchasing. 2、WITH TOOLS: Replaces LCD screen, includes free tools. But in addition to the essential equipment opening tools, other tools need to be purchased. All items have been tested. 3、PRE INSTALLATION TEST: Please test the LCD screen before installing it to the phone. Make sure all the cables are well connected, the cables are fragile, do not push hard. 4、PERFECT REPLACEMENT: Replacement phone screen assembly to replace your damaged, touch insensitive, non working screen, improve your phone performance. 5、PROFESSIONAL INSTALLATION: LCD screen installation instructions are not included, make sure you know how to install it before buying, it is not recommended for inexperienced installation.