Compact & sturdy Design: PCB integrated construction creates a lightweight ( 20g), pocket sized tool that withstands long term use in mobiles / digital device motherboard diagnostics Sound Visual Fault detections: Simply press the testing button and bring the sensors near inductors green light indicates normal function while without light signals damage, enabling quick diagnosis even for beginners Stable Anti Interferences: Equipped with enhanced high accuracy detections circuitry that minimizes false readings, efficient results even in complex circuit environments Accuracy Board Access: Upgraded thin extended sensors tip easily reaches tight spaces between components on dense circuit board, suitable for multi brand smartphone repairs Plugs and Play Convenience: Features a general Type C power interfaces suitable with phone chargers and, with a blue indicators light showing ready condition for quick use in repair scenarios, Manufacturer: FROMCEO