hipai single automatic watch winder with quiet motor, 4 rotation mode settings, suitable for men’s and ladies wrist watch hipai <p>a simple and beautiful design concept and new curved acrylic glass front cover .gentle rotation keeps your watches wound and ready to wear. this extends service life of watch. it has a distinctively modern appearance. the added benefit is this winder is small and light enough take with you on trips away from home.the unit operates on a/c current only, adapter is included. works well with virtually any automatic watch.</p> <p><b>four mode settings:</b></p> <p>mode a: clockwise 2 minutes turning, 5 minutes resting and cycle repeats, rotating speed is about 4.5 turns per minute, and about 1898 turns per day.</p> <p>mode b: counter-clockwise 2 minutes turning, 5 minutes resting and cycle repeats, rotating speed is about 4.5 turns per minute, and about 1898 turns per day.</p> <p>mode c: clockwise 30 minutes turning, 2 hours resting then counter-clockwise 30 minutes turning, 2 hours resting and the cycle repeats, rotating speed is about 4.5 turns per minute, and about 1330 turns per day.</p> <p>mode d: clockwise 2 hours turning, 2 hours resting then counter-clockwise 2 hours turning, 2 hours resting and the cycle repeats, rotating speed is about 4.5 turns per minute, and about 3323 turns per day.</p> <p><b>item size: </b></p> <p>6.8 x 6.2 x 6.0 inches. 1.3lb</p> <p><b>package list:</b></p> <p>1 x watch winder</p> <p>1 x instruction</p> <p>1 x adapter</p> <p>1 x cleaning cloth</p> <p><b>customer service: </b></p> <p>outstanding customer services and 18 months warranty for products.</p>