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Product Parameter Alarm Indication………………………………… Audio alert and LED indicator and Vibration can work together, with headphone output(headphone is an optional accessory) Sensitivity ………………………………………..≥6cm(for a RMB one…
Feature and Application
Handy structure, beautiful appearance, high sensitivity, with knapsack bag, easy carry. It is be used for gold, silver shop, or jewelry factory, public security personnel, and school exam check where need high sensitivity, or need silence check.