ZK Teco Hand Held Metal Detector, For PUBLIC VISITING PLACES

Features Dimension410(L) X 85(W) X 45(H) mmPower Voltage (Optional)Standard 9V BatteryOperating Voltage 7V-9VOperating Current<50mAWaterproofIP31-Portable metal detector, convenient to take-It can be recharged. It needs 4-6 hours for charging (standard 9V battery, the charger and rechargable battery are ordered additional)-The alarm terms is sound and light alarm simultaneously, or vibration and light alarm simultaneously. You can choose the operate terms optionally-When the low sensitivity on-off is pressed, the metal detector will only alarm when it finds big metal object Li battery, USB charge cable (for option)-Battery saving function: Automatically power OFF after one minute if no use (for option)-Security detecting : Prevent taking contraband, such as : knife, gun and so on-Factory : Prevent the loss of valued objects Education area: Prevent taking cheat-tool, such as: telephone, electronic dictionary, and so on