Custom

Handheld Metal Detector Wand with Audio Alert and Red LED Alert Key Specifications/Special Features: Operating frequency: 52kHz +/- 10% (sine wave) Sensitivity: >5cm (for a US quarter) Indication: audio alert and LED (red) alert Audio tone changes as the metal size changes Blinking green indicator when the unit is working properly Headphone jack: 1/8" (for silent operation) Low sensitivity: to lower the sensitivity, used in place with interference LED indicators on both front and back faces are optional Low battery indication One 9V battery required

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