Wolf1834 CUB watch winder green. Young, intelligent and uncomplicated, the CUB watch winder takes care of your watch with ease. Six sides perfectly proportioned to wrap your watch securely and precisely. Never miss a moment in your busy life. Dimensions: 14 cm L x 15.4 cm W x 14.8 cm H Patented innovation:Every WOLF winder counts the exact number of rotations. All other winders estimate the number of rotations. Lock-in dynamic cuff: Patented lock-in dynamic cuff "locks" your watch into the rotator drum for a secure fit. Low density foam for all wrist sizes without putting pressure on your wristband. Rotation: 10 second start delay, 900 TPD (Turns Per Day), patented rotation programs - intermittent rotation with pre-programmed pause and sleep phases. Directional settings: Bidirectional Battery option: Option to power the device with AC power (universal adapter included) or AA batteries - alkaline or lithium batteries (lithium batteries last twice as long as alkaline batteries). Batteries not included. Material: Vegan leather