Fnirsi Stud Finder Wall Scanner - 6 In 1 Electronic Wall Wood Metal Stud Finder, Product Details Newest Upgraded Stud Finder - FNIRSI stud finder have Newly Designed Positioning Hole which can accurately and quickly mark up edges and center of metal, studs, pipes, live AC wire behind walls, floors. Fast detection saves users time and effort 6-in-1 DETECTION: The wall detector provides users with more detection needs. Exact scan mode locates the center and edges of wood and metal studs up to 0.75'' deep; Depth scan mode locates the center and edges of wood and metal studs up to 1.5'' deep 6-in-1 DETECTION: Non-Ferrous Metal scan detects metal (Copper) up to 3.9'' deep; Ferrous Metal scan detects metal (Iron) up to 4.7'' deep; AC scan detects live unshielded AC wires up to 2'' deep; Copper wire scan detects copper wire up to 1.6'' deep Digital LCD Display Audio Alarm: This stud finder comes with LCD display and sound alarm, which can detect the exact location of the objects. Type-C charging mode saves you from the hassle of battery replacement Easy to Use Auto Calibration: Easy-to-read LCD display provide users with comfort and convenience while scanning. The wall detector can be automatically calibrated anywhere on the wall to successfully find the center of studs in one step Widely Use: This stud detector quickly locates wood, metal and AC wires hidden in the walls, floors and ceilings of the house. It can work on different wall surfaces, such as lath, wallpaper wood flooring, acoustic ceiling, painted walls, etc Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.