5 In 1 Wall Testing Monitor Water Purity Filter Metal Detector AC Voltage Live Wire Wood Pipe Stud Finder Wall Scanner ,Protable

(1) The ergonomic non-slip handle provides comfort and operating tools. (2) Intelligent microprocessor chip to obtain accurate and fast results. (3) High-definition graphic LCD display audio alarm. (4) The automatic calibration function provides users with the greatest degree of reliability.