3-in-1 Metal/Voltage/Stud Detector with Audible and Visual Indication ODM / Customization are WelcomeDetectors power cables, metal pipes, wood stud, and metal stud behind the wall Audible and visual indication Metal pipe detection depth: up to 30mm Voltage detection depth: up to 30mm Stud detection depth: up to 18mmOperates on a 9V DC battery In contrasting Magicelectro business model with an ODM ...
