Outdoor ball machine pole technical requirements
Professional gold detector is a metal detector with excellent performance. It adopts microcomputer chip control to have high sensitivity and stable performance. It can accurately distinguish gold, silver, copper, iron and other objects. It has a recognition mode to shield black metal such as iron.Detection depth of 3.5 meters.
Double-layer chassis design for desert push operation. Suitable for archaeological, prospecting and exploration of cultural relics experts.
Professional Gold Detector Professional Gold Detector,Professional Metal Detector,Gold Digger Metal Detector,Long Range Gold Detector Shenzhen MCD Electronics Co., Ltd. , https://www.gdmcd.com
First, pole requirements: