Green LED indicator for quick operating confirmation and 1-button tests, reducing guesswork during circuit diagnostics with a user friendly design Compact and lightweight design with protective packaging enables seamless use in workshops or during on site PCB fault diagnosis Inductance tester quickly identifies faulty inductors on the PCB using precise electromagnetic induction technology for efficient mobile phone repairs Ergonomic construction and durable materials designed for frequent professional use in demanding repair environments Use scenarios On site smartphone repairs - Quickly verify inductors on the motherboard to speed up troubleshooting and ensure accurate component replacement Workshop board level diagnostics - Use during repair work to locate faulty inductors, minimizing downtime and rework Field service and production QA - Rapid screening of boards to confirm inductors are functioning properly before release or delivery