Number of Batteries: 1 Features: Alarm, Digital, Stopwatch, Quick Ship Battery Type: Lithium Cells Jewelry Closure: Buckle Power Source: Battery (included) Watch Movement: Quartz Water Resistance: 50m Band Color: Black Dial Color: Black Case Width: 35.7mm Band Content: Resin Case Materials: 100% Resin Battery Size: Cr2025 Band Width: 29mm Care: Wipe Clean Country of Origin: Imported Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.