This multifunctional device can detect metal(Stainless steel, copper pipe), power cable, wooden objects inside the wall, ceiling, ground floor. And it's also a laser meter, able to measure length, area, volume, carry calculation for plus&minus,times for volume, serving multiple purposes. Features: Laser distance meter: 60m measuring range with rich function, including measurement of length, area, volume, continuous measurement for MAX/MIN value, Pythagoras theorem, triangle and trapezium measurement. Wall scanner: able to detect metal(mag-netic or non-magnetic), AC power cable, wooden objects inside the wall, ceiling, ground floor. Practical functions: it is equipped with a digital level with high accuracy, 50 groups of data storage, and voice function which allows you to concentrate on your work without looking at the screen, convenient to use. LCD display with backlight: it has an LCD high definition display with backlight, easy to read, suitable for working in dark environment. Long working time: built-in lithium battery with 500mAh capacity, it is energy-efficient, serving long time use, and can be quickly charged via USB cable. Specifications: Material: ABS Screen: 2.4in screen, 240*320 resolution Battery: 500mAh Charging Interface: Type-C Waterproof Rating: IP54 Data Storage Capacity: 50 groups Laser measuring range: 0.2-60m Laser type: 630-670nm, 1mW Auto off: 3 minutes Unit: m/ft/in/ft+in Benchmark: Front/Rear Digital level: 90 Item Size: 139*63*25mm / 5.47 * 2.48 * 0.98in Item Weight: 200g / 7.05oz Package Weight: 240g / 8.46oz Package Size: 18.3*10.3*5.3cm / 7.2 * 4.05 * 2.08in Packing List: 1 * Laser Rangefinder 1 * User Manual (English)