Support world time / date to meet your various requirements. Stopatch (0-99:59:59), Lap(0-999), save the first 100 lap data. Countdown (99:59:59-0), Repeat 99 times, display repeated time. World time: Display 39 city names, year, month, date, time and city code. Alarm clock: 5 groups alarm time setting. ECO function: Automatically close LCD display if no operation in a certain time. Water resistant 5ATM for swimming, no worry about damage from water. Specifications: Brand Name: NORTH EDGE Model: APACH Material: ABS + PU Color: Black Case Size: 49x49x14mm Band Length: 260mm Band Width: 24mm Package Included: 1 x Men Sports Watch Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Due to different personal measuring techniques, there might be 1-3cm error of the physical. Thank you!