1. High-definition display automatic recovery: Reusable without leaving any trace, greatly reducing maintenance costs, eco-friendly, and economical 2. Suitable for modules with wireless charging areas, used for magnet status detection: Does not damage the original structure, protects device integrity, and is non-destructive, efficient, and convenient 3. Reusable, highly transparent, and an excellent helper for device inspection, with magnetic pole distribution clearly visible instantly 4. Used to detect whether the magnets in the wireless charging area are intact: No complicated operations required: simply approach the part to be tested, and the magnetic pole distribution will be clearly visible instantly-detection efficiency is extremely high 5. Package includes: 1 x Observation Card