Distance Measure/Stud Detector With Laser Pointer :

This handy instrument has an easy-to-read LCD display for measurements and audio function when studs in walls are detected. Built-in calculator works out areas, volumes, metre/feet conversions. Distance range 600mm to 15M (2 - 50ft). Detects studs up to 19mm. Laser class IIIA pointer. Powered by a PP3 battery (sold separately). Display packed.