Multifunctional: Multifunctional, can quickly and conveniently locate metal pipe reinforcements and AC cables behind walls, floors and ceilings.Sensitivity: The sensitivity that can also be detected on small metal objects.Sensitivity adjustable: With WPP123 metal detector, with different characteristicsSensitivity settings allow you to maximize scanning ability.Comfortable Handle: The lightweight design and ergonomic handle make it easy to use for long periods of time.Two types of alarms: metal detectors with sound and light alarms, similarDimensions: 148 x 78 x 24mm.Battery: 6F 22.9V (not included).Metal testing: copper pipe, diameter 15mm, depth 24mm.Voltage detection: AC 110 V cable, depth 30mm.Working environment: -10~50, relative humidity