This Wolf Elements Earth single cub watch winder is made of green camouflage patterned vegan leather. The winding module can turn up to 900 turns per day bi-directionally. A 10 second start delay and return to start function are included. The winder can be powered by the included AC adapter or AA batteries. Batteries not included. It measures approximately 5.25″ L X 6.25″ W X 5.75″ H.