Portable Security Metal Detector, High Sensitivity Portable Metal Detector with Low Sensitivity Switch for Security Inspection, Electronic Product DetectionHIGH SENSITIVITY: Sensitive detection, portable metal detector with built in high precision detection buckle, stable performance and easy to use. It can also detect small hidden metal objects. Durable Material The portable metal detector is made of high quality ABS material, anti fall, anti vibration, durable and more durable. The LED light is also activated to detect metal. High low sensitivity adjustment allows you to maximize its scanning