This is the Citizen Promaster Eco Drive Radio Controlled Watch CB5006 02L. From Citizen's Promaster Sky Collection, this radio controlled timepiece is the perfect watch for frequent flyers and jetsetters. This watch automatically adjusts to the correct time by capturing a time signal within four geographical regions Europe, North America, China and Japan. The watch features Eco Drive technology, a stainless steel brushed case with black ion plating, blue bezel and dial. Additional features include sapphire glass, perpetual calendar, alarm, black silicone strap and water resistance up to 200 meters.