Digital Locator: Bosch Truvo. Fast and easy detection for safe drilling. Quick and precise results - simply scan walls and ceilings with the Truvo. Easily locate metal objects and live wires for safer drilling when mounting pictures or lamps. The LED traffic light system and warning tones indicate where it is better not to drill, and the one-button operation simplifies handling. Ready to use immediately - easy locating at the push of a button. One-button principle with auto-calibration - just press the on/off button and start locating right away. Three-color LED for visual feedback. Clear and simple analysis of results - the LED traffic light system lights up red when an object is detected, yellow when one is nearby, and green when no object is found. The visual feedback is enhanced by helpful warning tones. Precise marking for safer drilling. The marking slots on the side of the tool make it easier to accurately mark the results. Delivery includes: Bosch Truvo locator, batteries 3 x 1.5 V LR03 (AAA).