Description: The 4 in 1 detector it has multiple functions can detect metals hidden in walls, ceilings and floors. It can measure the moisture content of various tree species make the decoration drilling works safer. This multifunctional wall scanner detector has a high-definition display, which can display many prompts during the detection process. The sensor is located near the marking hole and the center target to ensure measurement accuracy, long battery life, and you can continuously use for six hours. The shell is shockproof, waterproof and dustproof, and safe to use. High quality spare parts, professional accessories. Specification: Material: Plastic Shell Size Chart: Szie: Approx. 160x68x30mm/6.30x2.68x1.18inch Package Includes: 1 Piece manual 1 Piece Host 1 Piece Protective bag 1 Piece 9V dry battery Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!