There is a planetary gear inside the product, and the rotating gear helps to find the corresponding relationship between the date and the week.
The wooden mechanical transmission model adopts hollow carving. The steampunk-style calendar is very fashionable.
The mechanical rotating perpetual calendar is composed of many compact components. We combine multiple sets of gears to create an exquisite perpetual calendar driven by machinery.
This product adopts computer laser engraving process, which has high precision, so that the parts can be cut evenly and accurately.
This product uses the best basswood material, which is durable. The wood is firm, delicate and even in color. The surface of the board is flat without any paint.
Item type: Assembled plaything
Color: Log color
Supplied age: Above 14 years old
Item size: 10.5*9.5*0.5cm/4.13*3.73*0.2inch(L*W*H)