The key to our success is "Good Product or service High quality, Reasonable Rate and Efficient Service" for Digital Underground Metal Detector, Handy Needle Detector , Doorframe Metal Detectors , Underground Metal Detector 3 Meter , All prices depend upon the quantity of your order; the more you order, the more economical the price is. We also offer good OEM service to many famous brands. Always customer-oriented, and it's our ultimate goal to get not only by far the most reputable, trustable and honest supplier, but also the partner for our customers for Digital Underground Metal Detector, Now, with the development of internet, and the trend of internationalization, we've got decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.