3d mechanical transmission perpetual calendar wooden model home gift 2019-2046

100% brand new and 1. 3d wood mechanical transmission model perpetual calendar from 2019 to 2046. 2. it can be used as a family decoration, in the study, on the desk. 3. a gift to a boyfriend, son, father, or grandfather. 4. the whole set is extremely well designed. 5. it also can be used as event prizes, or the study materials of handicraft class in school.