Specifications: Model: 4+6 Motor Shaker Watch Winder Holder Dial diameter: Approx. 14CM/5.51inch Size: Approx. 340*240*215MM/13.39*9.45*8.46inch Dial thickness: Approx. 5.2CM/2.05inch External material: 12-layer piano paint high fiber density board Internal material: PU leather Power input: AC100-240V Capacity: for 4 watches Power output: PC3V 1.2A 50~60Hz 0.2A Power: Household power or 2 * 18650 batteries (Not Included) Package List: 1 * Motor Shaker Watch Winder Holder 1 * Key 1 * Charger( 100-240V) 1 * User Manual