Features: The card slot diagnostic set offer comprehensive compatibilities, supporting both single and double card designs, making it a essential tool for diagnosing and maintaining the health of card slot across most mobile devices. Featuring high precise testing tools like voltages detection and signal strength analysis, this set ensures accurate assessment of your card slot's functionality with ease. For professional phone repair technicians, electronics enthusiasts, and training institutions, this set empowers users to efficiently diagnose and repair card slot issue. Perfect for various scenario such as DIYer repairs, professional repair shops, and technical training courses, this portable set enhances efficiency and service quality. Crafted from durability industrial grade materials, this card tool set guarantees long terms reliability, reducing maintenance costs while providing clear demonstration instructions for easy use by beginner. Specifications: Component:PCB Color:Green Package Includes: 1 Set Card Slot Diagnostic Set note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.