Specification:

Material:  ABS plastic + Magnet
Weight About: 600g/1 Piece
Color: Show as the picture
Size About: 23cm x 2.5cm
Note:
1.Photo Color Might Be A Little Different From The Actual Product.
2.Due To Color Display Of Different Monitors.

Feature:

1.Assemble and insert the corresponding groove opening.
2.Manually toggle the date, month and period through 3 small balls.
3.The magnetic ball and the ring attract each other.
4.Because of the cotton thread, the ball is at a certain fixed point of the fixed air ring, which refers to the month.
5.The small ball that is attracted to the transverse rod points to the date.

Package Including: