Glove metal detector ON-U Subsection Needle Detector Designed for small products but thick .Sometimes the shoes or toy,too thin to be detected by the platform needle detector, then you can use this subsection needle detector. SPECIFICATIONS: Detection method: Magnetic induction Detection sensitivity: 0.8-1.0MM Detection Area: 150*150*100mm Alarm method: Buzzer, Lamp Detection adjustment: 0-12step Power source: AC220-240V 50HZ Dimension: 320*300*340mm Weight: Appr 21Kg