Rule over your collection with authority with a timeless Viceroy watch winder. A modern classic that exudes an understated elegance. Choose from single up to 8 modules and be assured your timepiece will be wound with complete accuracy. Clockwise, anti-clockwise or both, we will take care of your watch for all time. SIZE:  5.5" L X 8" W X 7" H FEATURES Patented innovation - Every WOLF winder counts the precise number of rotations. All other winders estimate the number of rotations Lock-in dynamic cuff: Patented lock-in dynamic cuff ‘locks’ your timepiece into the rotator drum for a secure fit. Low density foam to accommodate all wrist sizes without putting pressure on your bracelet Rotation options: 10 second start delay. Can be set between 300 and 1,200 TPD (turns per day). Double the amount of TPD by selecting bi-directional setting Directional settings: Clockwise, counter clockwise and bi-directional Power reserve setting: 6 to 72 hours in increments of 6 hours power reserve setting to accommodate watches with a power reserve, giving the watch time to release stored energy before the winding program begins.  Battery Option: Option to run the unit on AC power (universal adapter included) or D-Cell/Lithium batteries (not included). Storage: 1 winding module Material: Vegan leather