GRV Smart Watch for iOS and Android Phones, Watches for Men Women IP68 Waterproof Smartwatch Fitness Tracker Watch with Heart Rate/Sleep Monitor Steps Calories Counter (Black)

All-day Heart Rate Monitoring Built-in advanced heart rate sensor will continuously measure your heart rate data all day.(Once per 5 min) You can manually track your real-time heart rate on your watch or intuitively check the heart rate graph in our app. Keep an eye on your heart rate from your wrist easily. Activity Tracker With Multiple Sports Modes Accurately record all-day activities like steps, calories burned, miles walked, exercise duration. This watch has 9 exercise modes including running, walking, bicycle, dynamic cycling, hike, climbing, treadmill, Yoga etc. You can also activate GPS function of your smart phone and track the routes you have traveled during workout via the app. Making your exercise more efficient. Smart Notifications With the watch connected to the app, it will vibrate to notify you when your phone receives incoming calls or text, SNS messages from Facebook, Instagram, Twitter etc. You can view the messages or decline the calls on the watch directly. Keep you informed in time of anything important.(Please note: not support answer calls or reply message.) Read more Free Your Hands with Music Control Function Once the smartwatch is connected to your phone, you can control music playback from your watch.(Skip, Play/Pause tracks) Enjoy every minute when on the go. Outstanding Battery Life & Adjustable Brightness Levels When fully-charged, you can relax and enjoy up to 10 days extra-long battery life or 30 days standby time. Keep active with one less charger in your bag. This watch has 3 different levels of brightness for you to choose from, makes it easier to see your stats in sunlight, at night or anytime. IP68 Waterproof Smart Watch This smartwatch meets IP68 waterproof standard, can withstand all your daily activities. You can wear it when wash your hands, run in the rain, or take part in intensive workouts. (Please note: It can't track your swimming data) Read more FC1 G15 FC5 N29 S1 R01 Weight 34.1g (18.7g without strap) 35.5g (18g without strap) 34.1g (18.7g without strap) 35.5g (20.1g without strap) 20g (8g without strap) 56.6g (39.6g without strap) Battery 210 mAh| 7 days for typical use| 30 days for standby| 2.5 hrs charging 260 mAh| 7-10 days for typical use| 30 days for standby| 2.5 hrs charging 210 mAh| 7 days for typical use| 30 days for standby| 2.5 hrs charging 250 mAh| 7 days for typical use| 30 days for standby| 2.5 hrs charging 60 mAh| 5-7 days for typical use| 30 days for standby| 2.5 hrs charging 340 mAh| 7 days for typical use| 30 days for standby| 2.5 hrs charging Wisrtband Width: 22mm | fit for 6.2" to 9.2" wrist Width: 22mm | fit for 6.2" to 9.2" wrist Width: 22mm | fit for 6.2" to 9.2" wrist Width: 22mm | fit for 5.9" to 9" wrist Width: 16mm | fit for 5.9" to 8.6" wrist Width: 22mm | fit for 5.5" to 9" wrist Health Functions 9 sports modes| Heart rate monitor| Sleep monitor| Breath Training| Menstruation Tracking| Sedentary Reminder 24 sports modes| Heart rate monitor| Sleep monitor| Oxygen Saturation Measurement |Breath Training| Sedentary Reminder 11 sports modes| Heart rate monitor| Sleep monitor| Breath Training| Sedentary Reminder 9 sports modes| Heart rate monitor| Sleep monitor| Oxygen Saturation Measurement |Breath Training| Sedentary Reminder Pedometer| Calories & Distance tracker| Sleep tracker 13 sports modes| Heart rate monitor| Sleep monitor| Sedentary Reminder Practical Tools Smart Notifications| Call Alert| Alarm Clock| Stopwatch| Timer| Find your phone| Sedentary Reminder| Music Control Smart Notifications| Call Alert| Alarm Clock| Stopwatch| Timer|| Sedentary Reminder| Music Control| Weather Forecast Smart Notifications| Call Alert| Alarm Clock| Stopwatch| Sedentary Reminder| Breath Training Smart Notifications| Call Alert| Alarm Clock| Stopwatch| Timer|| Sedentary Reminder| Music Control| Weather Forecast Smart Notifications| Call Alert| Alarm Clock| Stopwatch| Find your phone| Find Watch| Sedentary Reminder| Music Control| Remote Camera Compatibility iOS 8.0 & Android 4.4 or higher devices iOS 8.0 & Android 4.4 or higher devices iOS 8.0 & Android 4.4 or higher devices iOS 9.0 & Android 5.0 or higher devices No need App iOS 9.0 & Android 5.0 or higher devices