Visit：694 Date：2019-11-18

The fully automatic watch is a fully automatic watch that does not require battery power and uses the energy of the sport to wind up.

Some of the automatic mechanical watches are equipped with manual winding, some do not, but still have the best manual winding. Generally, it can run continuously for about 30 hours when the spring is full, depending on the movement.

Older people and those who sit in the office and those who are less active are least suitable to wear such watches. In this case, it is recommended that the wearer manually wind the watch manually.