Activity Monitors features: Smart Watch Chronus 1.28 inch Touchscreen, Bluetooth Call, Fitness Tracker, IP68 Waterproof Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. ⌚ (Answering Calls & Receiving Messages) The watch can receive and make calls. You can dial the number with a button, which is very convenient. Connect the smartwatch to your phone, you will not miss a call or message. It vibrates to notify you when your smartwatch receives a call or message notification (compris Facebook, WhatsApp, et autres). You can also freely turn information notifications on or off.⌚ (24 hour health monitoring) Smartwatch with heart rate monitoring function, always pay attention to your physical health, you can monitor heart rate / calories / sleep etc. Protect your sleep quality, record deep sleep, light sleep, sleep and wake time to track and improve sleep quality. Help adjust your lifestyle and make you healthier.⌚ (Sports Fitness Recorder & Other Functions) The smartwatch supports 6 sport modes, you can view real-time training data via the watch or APP, steps, heart rate, and also monitor your calorie consumption to help you develop a healthier and more effective training plan. You can adjust the brightness of the clock, set alarms, drink water and remind sedentary reminders, etc. You can also remotely take pictures and find cell phones.⌚ (Excellent Battery Life & IP68 Waterproof) It only takes 1-2 hours to fully charge, It can be used continuously for more than five days, and the standby time is 15-20 days, The IP68 waterproof function can fully meet your daily waterproof needs You can wear it when washing your hands, in the rain and when swimming. (Note: Do not use in warm or hot water, such as showers, saunas, springs, etc)