Efficiently and diagnose charging cables for smartphone and USB Type C devices with this portable USB cable tester, ensuring rapid of faults to save time and boosts productivity. Featuring a 3dbi bandwidth for switches , this compact cable testing tool boasts ABS construction with high temperature resistance up to 105℃, ideal for rigorous electrical diagnostics. Designed for mobile technicians, electronics DIYer enthusiasts, and repair professional seeking USB diagnostic tool for on the go cable assessments and troubleshooting. Use it in workshops, field repairs, or home DIYer setups to quickly verify cable integrity, identify charging issues, and ensures compatibility across multiple device types. Its pocket sized rotor diameter design and universally port compatibility make it indispensable for experts requiring accurate, portable for cable maintenance and quality controls.