An easy-to-use tool with a new slider-switch design and Bosch detection technology, providing reliable detection for both metal and wire. The Truvo incorporates a traffic-light LED function which gives you a clear indication of any metal or wires that may be lurking behind closed doors. Also, a fluctuating acoustic signal and an auto-calibration function improves the reliability of results. A new ‘easy line’ name with a new, easy to use, slider switch design. Batteries required 3 x AAA(included). Size H14.3, W6, D2.9cm. Weight 0.15kg. Manufacturer’s 2 year guarantee . EAN: 3165140853651.