Tough Solar (Solar powered)
Using activity functions (heart rate): Approx. 35 hours max | Using in watch mode with heart rate measurement OFF: Approx. 1 month | Using with power-saving function ON: Approx. 11 months | * Varies depending on usage environment; from full charge, without solar power.
• Airplane mode
• Vibrator
• 12/24-hour format
• Regular timekeeping: Hour, minute, second, am/pm, month, date, day
• Vibration on/off
• Charging system compatible with dedicated cable (requires device with Type-A USB terminal)