Details Brand DUKWIN Model QJ038SK Color Black MDF+Black Flannelet Dimension 15*8.3*7.8in/38*21*19.7cm(L*W*H) Capacity 3 watches Bracelet Size 6.69in-8.26in/17cm-21cm (Circumference) Material Acrylic, MDF, Flannelet Finish Type Hand crafted with high gloss piano finish MDF sprayed paint, gloss finishing Power Supply 100V-240V AC Adapter(CE, UL, ROHS certificate) Net Weight 3.8KG/8.4lb Gross Weight 5KG/11lb Package 1 * Watch Winder(with lock)1 * 100-240V AC Adapter (Optional AU/ EU/ US/ UK)1 * Clean Cloth1 * User Manual1 * Key2 * EVA Cotton Pats(for larger watch) Warranty 1 Year Features 1. Super Quiet Motors: Adopt Japanese Mabuchi motors, extremely quiet running. The noise is even as low as 5 db, will never disturb you in a silent place.2. 4 Rotation Modes: The automatic watch winder has 4 modes(refer to description), make the watch winder easy to use. And more compatible to your automatic watches. 3. With Lock: Stylish and sturdy stainless steel key, attractive and practical.4. Deluxe Piano Baking Varnished: With acrylic organic glass window, high-gloss lacquered finish, this 100% handmade wooden box is an exquisite decoration, show your elegant taste. How It Works Direction: clockwise/counter clockwise/clockwise+counter clockwiseMode 1: Rotate 2min clockwise, rest for 6min, cycle repeat.Mode 2: Rotate 2min counter-clockwise, rest for 6min, cycle repeat.Mode 3: Rotate 2min clockwise, rest for 6 min, rotate 2min counter-clockwise, rest for 6min, cycle repeat.Mode 4: Rotate 5min clockwise, rotate 5min counter-clockwise, repeat above for 3h, rest for 9h, cycle repeat.