VGmax Hand Held Plastic Metal Detector Scanner with Beep Vibrator Advanced Metal Detector

With 16 LED Metal indication Lights : Indicator lights gradually change from green to red while detecting metal objects of different size Two alternative alert ways: with a power switch to choose between Audio and Vibration, easy and convenient to operate Adjustable Sensitivity Level: Low sensitivity switch, easily switch the sensitivity, realizing the detection of bulky goods and very small metal objects Streamlined appearance,small and exquisite,easy to carry;easy to use,convenient,no need to adjust Power supply is one 9V battery (not Included). With one external charging jack, you also can fully charge it with a rechargeable battery (not included)