Generally speaking, it is relatively large, about a foot. It should be quite big. It is not easy for you to carry the biggest thing.
Like this, you need Kong Xuan 89 to deliver it. You can look at the Jiyitang compass. They have these 8-inch and 1 foot disks.
If you want to be big, it's just 89 luck to choose one foot. It seems very popular to fly stars in the sky recently. Several friends around me also study metaphysics. We can communicate together. Look for it on Taobao, and there will be a medical clinic.