Number of Batteries: 1 Features: Vibration Alert, Stopwatch, Digital, Quick Ship Battery Type: Lithium Cells Jewelry Closure: Buckle Power Source: Battery (included) Watch Movement: Quartz Water Resistance: 100m Band Color: Black Dial Color: Black Case Width: 48.4mm Watch Band Length: 9 1/2 Inch Band Content: Resin Case Materials: 100% Resin Battery Size: Cr2032 Band Width: 28mm Care: Wipe Clean Band Type: Strap Country of Origin: Imported Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.