Activity Monitors features: Chronus Smartwatch Male, sleep and calorie monitor, blood pressure, pedometer(Green) 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. ⌚ HD Screen & Custom Style) 1.3 inch full round color screen, provide better viewing experience rather than square. Smart watches with round dials have more than 40 styles, and you can choose any picture you want on your phone as the background, show your personal style. The connected watch has two lightweight and comfortable silicone straps.✂ (IP68 waterproof multisport) Smart sports watch for running / swimming, climbing / biking, basketball, soccer, table tennis, badminton, walking. Thanks to its IP68 waterproof rating, you can not only wash your hands and take a shower, but also you can swim. Movement tracking of exercise time, heart rate monitor, calories, etc. in a sports watch; Connect the mobile's GPS, you can see the race route map in the app to share with your friends. Health Monitor and More Convenient Functions: Support real-time dynamic heart rate tracking and sleep tracking, steps and calorie consumption, health reminder, sedentary reminder, call reminder, meeting reminder , alarm, etc. The smartwatch can be used for 8-12 days or 30 days in standby when charged for 2 hours. Smart notification: download the DaFit app to your phone, connect the smartwatch to your phone, you will never miss a call or message. After taking the response to the app to receive real-time notifications from WhatsApp, LinkedIn, Instagram and Twitter. When there is software update message in the app, it is recommended to update to the latest software version for better experience. Great Compatibility: Bluetooth chip with low power consumption, compatible with Bluetooth 5.0, high scalability, the connected watch is compatible with mobile phones with iOS 8.2 / Android 4.4 and above. This watch is compatible with almost all smartphones.