Yieryi Metal Detector High Sensitivity Metal Detector Handheld Alarm Metal Scanner 360°ScanningWaterproof Search Coil Metal Detect for Gold Coin Silver Jewelry

yieryi. Yieryi Metal Detector, High Sensitivity Metal Detector Handheld Alarm Metal Scanner, 360Scanning, Waterproof Security Checker Pinpointer Search Coil Metal Detect for Gold, Coin Silver Jewelry. Metal Detector yieryi Handheld Adjustable Portable Beep Tracker Pinpointer Alarm High Sensitivity Scanner Security Checker Instrument for Airport Subway. Feature: 1. Simple operation: test immediately after power-on, one-key operation for test, simple and easy to use. 2. Buzzer alarm: when the detector detects metal, the buzzer will sound an alarm. 3. Red light indicator: when metal is detected, the indicator light is red. 4. Angle transformation: the probe rotates 360, suitable for more scene measurement. 5. Long-lasting battery life: using smart power-saving technology, low power consumption and long battery life. Yieryi Metal Detector, High Sensitivity Metal Detector Handheld Alarm Metal Scanner, 360°Scanning, Waterproof Security Checker Pinpointer Search Coil Metal Detect for Gold, Co