Number of Batteries: 1 Features: World Time, Stopwatch, Alarm, Led Lights Battery Type: Rechargeable Jewelry Closure: Buckle Power Source: Battery (included) Watch Movement: Quartz Water Resistance: 100m Band Color: Black Dial Color: Black Case Thickness: 13.7mm Case Width: 48.3mm Watch Band Length: 8 1/2 Inch Band Content: Resin Case Materials: 90% Resin, 10% Stainless Steel Band Width: 28mm Care: Wipe Clean Country of Origin: Imported Photos are enlarged to show detail.