1. Repeated use without leaving a trace, greatly reducing the cost of repair, environmentally friendly and economical 2. No complicated operation is required, approach the part to be tested, the magnetic pole distribution is instantly visible, and the detection efficiency is particularly high 3. Do not disassemble the mobile phone, do not destroy the original structure, perfectly protect the integrity of the equipment, and make repairs more assured 4. Specially designed for magnetic status detection in the wireless charging area, a powerful assistant for repair masters 5. Package includes: 1 x Test Card