Features: 5 in 1 Functionality: This wall stud finder offers 5 different modes of detection, including wood, metal, and live wires, making it a versatile tool compatible with any project.The new 5 in 1 design is more powerful, more accurate and more durable. LCD Screen Display: The built-in LCD screen provides clear and easy-to-read results, allowing you to quickly and accurately locate studs and other structures in your walls. Battery-Powered: With no need compatible with a power outlet, this wall scanner is portable and convenient to use in any room of your home. Edge and centre Detection: The Wall Stud Finder Sensor can detect both the edge and centre of studs, providing a more thorough and accurate analysis of your walls. his product can quickly and easily locate the wooden metal studs, joists, metal pipe reinforcement and live AC wires behind walls, floors and ceilings. Specificaitons： Material: ABS Model: Product color: Black Product size: 17.7**3cm Net weight of product: 170g Product gross weight: 188g Battery type: 9V Dry battery (delivered without battery) Operating Current: 50mA Shutdown Current: 10UA Display: LCD backlight screen Automatic Shutdown Time:3 minutes Package Included: 1 Pcs x Metal Detector