Check the listing for details. PREXISO 5-in-1 Stud Finder with Laser Level Marking Ultrasound Distance Measures. Color: Yellow, Condition: New. Listed at 40.99 USD. Product Description NOTE: Ultrasound distance measure is only for rough measure reference, not accurate as laser distance measure5 in 1 Multi-function Detection - 5-in-1 mode provides users with more detection needs: ① locating concealed objects; ② ultrasonic measuring distances; ③ ultrasonic measuring areas; ④ ultrasonic measuring volumes; ⑤ laser marking. NOTE: Auxiliary laser marking stud button with needles applied to wallpaper and wooden surfaces; Not applicable stone or metal wall or low density plasterboard; Avoid the sharp needles can cause injury; Class II laser product, output < 1mWSound Warning & Digital Display - When you detect an object, PREXISO digital stud detector would beep continually. The loud sound warning together with the LCD screen display helps detect the accurate location of the objects. You can use the pencil to point to the location of the object. The audible and visible cues reliably keep users informed when an object, such as metal, studs, AC live wiring is foundErgonomic Design & Wide Use - The ergonomic design of this wall stud finder makes it comfortable to hold from any angle; PREXISO stud detector quickly locates wood, metal and AC wires hidden in the walls, floors and ceilings of your house, help you find the exact stud while installing TVs, cabinets, garage shelves3 Scanner Features stud modes - PREXISO stud locator with multi-functions could quickly and easily locate wood studs metal pipes and live AC wires behind walls, floors, and ceilings; Scanner features stud modes with 3 depth types,detecting up to 1 inches deep in drywall; Metal mode could detect various metal materials deep up to 1-1/2 inches; and AC mode detects live AC wires up to 1-3/8 inchesAuto Calibration & Excellent Accuracy - Turning on the stud finder and Completing Calibration. The automatic calibration before using provides users with maximum reliability and accuracy. Then put it on the wall. This function provides maximum reliability to the user, greatly reduces errors in the application, and ensuring that most objects behind the wall can be detected Item Package Dimensions L x W x H‎9.25 x 3.98 x 2.24 inchesPackage Weight‎0.38 KilogramsBrand Name‎PREXISOMaterial‎PlasticSuggested Users‎unisex-adultManufacturer‎‎Hang Zhou Great Star Industrial Co.,LTD