DOUDING Fitness Tracker Activity Tracker Watch with Heart Rate Monitor Waterproof Smart Fitness Band with Step Counter Pedometer Watch for Women and Men

PRODUCT DESCRIPTION Meets IP67 water standard requirements:You can wear the fitness tracker when running in rains or even taking a shower. All-day Activity Tracking: Accurately records all-day activities like steps, miles covered, calories burned and active minutes. Sleep Monitor: Automatically tracks your sleep duration and consistency with a comprehensive analysis of sleep quality data; wakes you up peacefully with a silent alarm. Sedentary Alert: Set reminders for periods of inactivity. Alarm Alert: Set silent alarms on the tracker to wake you up and not disturb your partner. Caller ID Display & Message Push: Easily receive call, calendar, SMS and SNS (Facebook, WhatsApp, LinkedIn, Instagram, Twitter and more) notifications on display.  Wrist Sense: The screen is automatically lightened up when you turn your wrist towards you. SPECIFICATIONS Bluetooth transmission distance: 10 Meters (33 feet) Screen size: 0.96 inch Screen type: TFT LCD color screen Material: upper casing: PC+ABS; strap: TPU Suits for wrist size: 5.4 inch - 7.6 inch Battery type: Li-Battery Battery capacity: 90mAh Working time: 5-7 days Charging method: USB charging (Built-in USB plug, no charging cable needed) Charging time: 1-2 hours Weight: 0.7oz (20g)