6 in 1 Ultrasonic distance meter, Laser level,stud detector, Metal detector, voltage detector, Laser level line Measures 2 feet to 50 feet (60cm ... 70mm Temperature range: 0.0°C to 50.0°C Ultrasonic distance measure Easy to read LCD Built-in calculator for ... battery (not included) 6-in-1 Distance Detector and Laser Level Line with Memory Function