Matte black resin strap/case with a red subdial. LED backlight display. Auto LED light with afterglow. Selectable illumination duration. Mobile link with smartphones via Bluetooth. Step count using a 3-axis acceleration sensor. Step goal progress display. Step indicator. Power saving mode. 1/100-Second stopwatch. Record data up to 200 records. Multi-Timer that lets you create up to 20 timer combinations of five timers each memory. 5 Daily alarms. Hourly time signal. Full auto calendar. 12/24-hour format. 200M water resistant. Shock resistant.