Stud Finders by WALABOT. Details:Walabot is capable of 'seeing' up to four inches into walls, providing users with the location of studs, stud center, plumbing pipes, electric wires, and even movement behind the wall to help find pests. Walabot DIY 2 is fully compatible with iOS and Android phones. Walabot is a window into your walls, showing you what's hidden from view. Whether you're a contractor or a weekend DIYer, your toolbox isn't complete without Walabot DIY.Bundle Includes:WALABOT DIY 2 .