* Determines the position of cables & metal objects in walls, floors and ceilings * Adjustable detector sensitivity * LED and audio signals * Requirements: 1 x 9 V (PP3) battery * Metal and voltage detector with LED and audible detection signals detects the presence and position of electrical cables and metal objects in walls, floors and ceilings. Adjustable detector sensitivity for accurate results Requires 1 x 9 V (PP3) battery.