High Accuracy Testing Tool: Utilizes professional stage technology with a high accuracy coil and PCB board, ensuring accurate and stable testing for and computer motherboard repairs Single Button Fault Source: Supports long press to begin quick locating mode, rapidly pinpointing the problem area of the coil, making it ideal for electronic repair, hobbyists, and professional technicians Simple and Portable Design: Features a single button function for immediate use, making it easy and to operate, which significantly improves the efficiency of repair and locating tasks Electromagnetic Induction Accurate Positioning: This tester uses advanced electromagnetic induction technology to accurately locate coil faults on motherboards, enabling quick troubleshooting and efficient finding of coil issues Green Light Direct Fault Display: The built in green light shows the testing condition, lighting when the coil is normal and turning off when abnormal, reducing the chance of misjudgment during diagnostics, Manufacturer: Kalttoy