User Friendly Operations: Simple plugs and play design with straightforward functionality, suitable for various smartphone repair scenarios from professional workshops to DIYer maintenance Easy use inductive detector LED Indicators: Provides clear visual feedbacks through LED lights, eliminating the need for professional meter readings during repairs LED diagnostic tool Advanced Inductive Testing: Utilizes electromagnetic induction detections technology for rapid fault diagnosis in electronic components, featuring proximity sensing for accurate PCB troubleshooting Inductive tester for circuit board Precisions Fault Location: Accurately identifies faults on smartphone motherboards with two adjustable sensitivity settings ( High / Low), significantly improving repair efficiency Phone motherboard tester Sensitivity Modes: High and low sensitivity option ensures detections results while minimizing false positives during component testing Adjustable sensitivity tester, Manufacturer: FROMCEO