MD-3003B1 metal detector with belt holder working with 9 volt battery for the safety of your events

MD3003-B1 Cost-effective portable metal detector designed to meet the specific needs of the security industry. Typical uses include body searching for offensive weapons in crowd control, airport and border security, checking parcels and letters for metal objects, and anywhere hidden metal needs to be detected. General Specifications Size: 410*85*45mm Net Weight: 409g Working Voltage: DC7~12V Detection Range 38 Caliber Hand Gun ...... 15cm Pen Knife ........................ 10cm Razor Blade .................. 5cm Standard Features Streamlined appearance, small and exquisite, easy to carry and use, convenient, easy to charge. Low power consumption, 270MA battery charge once can work continuously for more than 40 hours, when 9V drops to about 7V, the detection range remains unchanged. When the power is insufficient, there is an automatic and continuous alarm to remind you to charge or replace the battery. Light and large area detection sensor to detect quickly. There are high and low sensitivity options. There are two alarm modes: LED lights and sound or vibration alarm. With external charging socket. With superior shock resistance, durable, can fall from a height of one meter without damage. Applications Medicine, food quality inspection enterprise system; Airports, railway stations, terminal electronic control; Sawmill detection nails, important places, playground safety inspection; Customs, public security, border defense, defense departments security inspection; Precious metal detection, such as gold and silver jewelry factory, electronics factory.