ADJUSTABLE SENSITIVITY - This is a high-performance Hand Held Metal Detector Wand designed to meet the exact requirements of security. With a large detecting probe area, fast detecting speed, and high sensitivity, able to detect objects as small as a staple.
AUDIO/VIBRATION TWO MODES - The controllable sound and vibration effect is another highlight, security guards can identify the potential danger quietly. With a power switch to choose between sound and vibration, easy and convenient to operate, meet your needs on different occasions
RECHARGEABLE BATTERY INCLUDED - One 9V standard rechargeable battery and a power adapter is delivered with the security metal detector charge 3 to 6 hours can be used continuously for more than 40 hours.
VISUALIZE METAL DETECTION INDICATOR - D190 is the NGTeco self-developed compact-size handheld metal detector featured with a detection indicator right in the middle of its main body detecting the sizes of detected objects and visualizing in a different color (Green to Red). The professional alarm strength indicator will be according to the metal size and distance that displays the alarm levels