What's the price of the latest edition of Metaphysics Electronic Compass?

Yi Shanyuan's electronic geomantic compass has now produced the fourth generation product. Like previous generations, there are still two versions. The master version of the electronic geomantic compass costs 5300, and the all-around version costs 6800. Generally, you ask how much the electronic geomantic compass of other websites costs. There are one or two thousand or even hundreds, and it must not be Yi Shanyuan's four generations.