3-in-1 Intelligent cable, pipe and stud detector

3-IN-1 DETECTOR: This intelligent 3-in-1 detector can locate electrical cables, metal pipes and studs in walls. ALSO DETECTS WOODEN JOISTS: An added feature is the ability to detect wooden joists. ENSURES SAFE DRILLING: The wall scanner ensures safety by making sure any metal objects or joists are identified prior to drilling into partition or plasterboard walls, traditional sand or plaster walls, and ceiling joists..