Feature:1. This device can be used to effectively demagnetize watch moving parts, screws and tools (such as pliers and screwdrivers).2. Adopt portable design and have super long power cord, easy to use3. Using highquality materials, strong and durable, has a long service life4. with great workmanship, simple to operation and very practically5. Strict quality control and quality assurance, high safety factor, can be used with a peace mindSpecification:Item Type: Electrical Demagnetizer ToolsMaterial: ABS + electronic componentsColor: BlueCompass Function: Check whether the mechanical watch is magnetized.Package List:1 x Demagnetizer1 x CompassNote:Do not put the watch directly on the demagnetizer, it must be suspended above it. Do not keep pressing the red button to avoid burning the instrument.