Double Watch Winders with Japanese Mabuchi Motor. Powered with Japanese super slient Mabuchi motor no running noise. Note: Watch winders will not wind Seiko Kinetic watches. Watch winder motor has 4 settings for clockwise or counter. Two way Power: Powered by 100 to 120v AC Adapter(included) or 2 X 1.5V C Battery (not included). Please make sure that the adapter is completely removed from the unit when using batteries. Measure: 18 x 18 x 20 CM. WeiSheng is committed to providing exceptional customer service. Two turntables with PU watch pilow, Compact design. Comes with a removable power adapter.