High Sensitivity Hand held metal detector MD-3003BII

Product Description

Hand Held Metal Detector MD****3BII 1&#****4;Operating frequency: *0KH+/_ *0% 2&#****4;Sensitivity:>8cm(at USD *5 Cent), can detect Ferrous Metal and Non-Ferrous Metal 3&#****4;indictaion:audio alert and LED(red)alert 4&#****4;ATD technique adopted: Detector give out different audio signal matching metal`s distance; Small metal , low audio;bigger metal, higher audio tune; 5&#****4;Blink:when the unit is working properly,the Blink indicator(green)flashes 6&#****4;Easy to use:Audio reminds when it opens and closes 7&#****4;Zeroing Button:easy to adjust 8&#****4;Fixed detection distant when voltage drops from 9v to 7v 9&#****4;Dimension of Unit :*1(L) X 8.5(W) X 4.5(H)cm *0&#****4;Weight of Unit: **9G� *1&#****4;With external rechargeable socket hole&headphone jack *2&#****4;Low battery in indication *3&#****4;Power:one 9V battery *4&#****4;Can work for *0 hours continuously at *0%**5% alert rate when 6F*2 9v battery is used