1. Multi-functional detection - the wall detector can not only detect wires and nails, but also detect different kinds of substances such as metal and wood, which is suitable for various detection needs and can help users effectively locate the detection object. 2. Wire detection - the wall detector has precise wire detection capability, which can detect the direction and position of any current in the line, effectively protecting the safety of workers. Easy to use and simple to operate. 3. Nail detection - the wall detector can also detect invisible nails and screws on the wall, which can easily help users avoid damaging tools by accidentally touching hard objects before drilling. Ideal for environments such as DIY, home improvement or semi-professional construction, it improves work efficiency and quality of results. 4. High-precision detection - the wall detector adopts high-precision electromagnetic wave technology, which can quickly and accurately detect hidden wires and metal components in the wall, and can choose different sensitivities and detection depths according to needs. 5. Practical and portable - the wall detector is exquisite in appearance, light in weight, easy to carry and operate, and can provide strong support and guarantee no matter in the construction site or in the process of home decoration. It is a very practical detector instrument.