Description: Handheld Design: Handheld and anti-slip body for comfortable and firm grip. Smart Beep Function: Reminds you of the stud's location to find the stud center quickly. LCD Ｄigital Ｄisplay: LCD digital display to show the indication clearly. 3 Detecting Modes: stud scan mode, metal scan mode, AC wire scan mode. Adjustable Design: Adjusts the detection automatically for precise detection. Specification: Material: ABS Plastic Size: About 20x9x4 cm/7.87x3.54x1.57inch(L*W*H) Color: Yellow, Orange, Red, Blue Power Type: Battery-powered Battery: 3* AAA Battery(Not Included) Detects metal: Up to 76 mm depth Detects wood and metal stud: Up to 38 mm Package Included: 1 Detector 1 x User Manual Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.    FEEDBACK 1. If you are satisfied with our products and services, please leave your positive feedback of 5 stars . And 5 stars for the detailed rating of your order. We will of course give your positive feedback. 2. If you don't satisfied our porducts, pls contact us before you leave negative feedback. We guarantee we will 100% slove any problem for you.