Is there an error in the electronic geomantic compass? What is the mistake?

The best compass manufacturer-(Taipei) Jiyitang has been producing and selling compasses for more than 20 years. It is a professional manufacturer of geomantic compass with excellent workmanship. There are more than 30 kinds of geomantic compass, such as ternary disk, triple disk, ternary triple disk, comprehensive disk, mysterious flying star disk, Bazhai disk and golden lock jade disk. There are compasses suitable for feng shui masters and compasses suitable for beginners. It is the best cost-effective compass. It is the first choice for geomantic compass lovers. Specially made of today's high-density plate (diamond plate) +5% copper plate, the compass surface is painted, which is very beautiful, clear and magnificent. The physical store is in Fuzhou, and official website is searching for ~ Jiyitang in Baidu. There are clear pictures of various compasses.