Size: Mens Stainless Steel Case Powered by your arm's motion the swinging of one's arm causes a micro-generator to spin, producing electrical energy which is stored in a rechargeable power cell Fully charged runs for two months without further motion Open Back View of Oscillating Movement Stainless Steel Band Movement: Motion Quartz Water Resist: 100meters (330ft) Water Resistant Color: White Patterned
No additional specifications are available at this time.