Ultrasonic Distance Meter and Wood Stud Finder - Dual purpose Ultrasonic Distance Meter and stud finder.Ultrasonic Distance Meter and Wood Stud Finder features include: Ultrasonic Distance Meter Laser Pointer measures from 2 feet up to 50 feet Easy-to-read LCD display Built-in calculator for measuring areas and volumes Adds linear measurements, area and volume Memory function Choose from meter or foot units Stud finder detects wood up to 3/4in, with audio indicator &: LCD display Auto calibration stud detection Ultrasonic Distance Meter is operated by one 9V battery (not included) Order Qty of 1 = 1 Piece Below is more info on our Ultrasonic Distance Meter and Wood Stud Finder