Placing your watches on the PU Leather pillow, clear glass cover protect your watch dust free.<br />The combination of a high quality motor with an innovative belt drive ensures continuous and quiet operation. Noise level is below 5DB.<br />The automatic watch winder can winding of up to 2 watches simultaneously, providing maximum flexibility and versatility.<br />Dual power supply: Powered by 100-240v AC Adapter(included) or 2 *1.5V Battery (not included) ">