Digital Metal Detector With One-key Restoration DSP & Microprocessor Controlled

Digital Metal Detector With One-key Restoration DSP & Microprocessor Controlled Competitive Advantage: DSP and Microprocessor Controlled Self calibration once power on One-key restoration of factory setting Features: 1. Program Self-diagnostic when power on, 2. automatically checking left and right door panel, 3. LED light and choose the best working frequency. 4. 16 mutual over-lapping detecting zones,Simultaneous alarm from multi- zones; 5. Sensitivity adjustable:Each zone