6 in 1 Ultrasonic distance meter, Laser level,stud detector, Metal detector, voltage detector, Laser level line Measures 2 feet to 50 feet (60cm to 15m)  with Laser pointer.Detects wood and metal stud up to 3/4-inch (18mm) Detects metal pipe up to 30mm Detects AC live wire up to 70mm Temperature range: 0.0°C to 50.0°C Ultrasonic distance measure Easy to read LCD Built-in calculator for measuring areas and volumes Memory function Choose from M/Ft unitsMulti detector Detects stud , metal and AC voltage LCD and audio indicator Auto calibration and all function detection Operates on a 6F22, 9V battery (not included)

6-in-1 Distance Detector and Laser Level Line with Memory Function