A metal detector with excellent performance. One of the most outstanding features of this product is that it can directly select the type of metal (specify metal elements for detection), so that you can easily find useful metal, which is a function that other similar products do not have. With this detector, you can go to more places to explore for gold, silver and copper. Product parameters: Search range: 1-99 meters Detection depth: 1-16m Battery: 12V Detection type: gold, silver, copper Charging method: the instrument has been installed with a rechargeable battery, which can be directly connected to the charger, and the charging time is 10-12 hours.Turn on the transmitter and receiver switches, and then press the corresponding button of the metal to be searched (for example, gold, when gold is selected, the corresponding light on the receiver will be on, and the operation of other metals is the same); Next, you can choose the depth and search range. Finally, you can choose the speed of the search (if the search range is small, it is recommended to select the slow search mode; if the search range is wide, it is recommended to select the fast search mode)