Universal Detect uses Bosch detection technology with auto-calibration to enable the reliable detection of metal, live wire and stud. The Universal Detect features a unique language-based interface that addresses the needs of DIY users by guiding them through the detection process. Equipped with a 2.4 inch colour touch screen, which enables easy navigation and intuitive usage. Batteries required 4 x AAA(included). Size H8.4, W31, D11.4cm. Weight 0.34kg. Manufacturers 2 year guarantee .