TimelyBuys 4 + 6 Quad Ebony Wood Automatic Watch Winder & Storage Case Tastefully winds four watches, while offering convenient storage for an additional six watches Case measures 9 1/2" x 12" x 7" and individual watch slots measure 30 mm (2 3/4" L x 1 1/4" W); Pillow Size: 2 3/8" L x 1 1/4" W x 1 3/8" H AC Power adaptor included; operates with 2 AA batteries as an alternative power source Alternating clockwise and counterclockwise movement; Extremely silent motor Movement Specifics: Rotates clockwise for 5 minutes, rests for 15; moves counterclockwise for 5 minutes, rests for 15, and repeats