for Samsung Galaxy S21 Ultra Military Smart Watch for Men (Answer/Make Call), 1.85in HD Tactical Sports Rugged Smartwatch, Fitness Tracker Watch with Heart Rate Blood Pressure Sleep Monitor - Black

RUGGED HD MILITARY SMART WATCH - Outdoor Tactical Smart Watch is made of special aluminum alloy material. It has passed a number of military-grade tests such as extreme temperature, low pressure, and dust resistance, and can be used in harsh environmental conditions.MAKE/RECEIVE CALLS & NOTIFICATIONS - Smartwatch with text and call features high-quality speakers that support making and receiving calls and even playing music (please make sure you have successfully connected your watch's audio Bluetooth). 24 SPORTS MODES & FITNESS TRACKERS - Step counter watch supports multiple sports modes, which include Walking, running, basketball, football, cycling, rope skipping, mountain climbing, etc. The reference data of the exercise will be uploaded to the APP, set a goal for your exercise, and work hard to achieve it! The military smartwatch also provides you with more useful functions such as weather forecasts, alarm clocks, camera controllers, music control, sedentary reminder, and more.24H HEART RATE MONITORING & SLEEP TRACKING - Fitness tracker provides health monitoring functions such as 24-hour real-time heart rate detection, blood pressure, blood oxygen, and sleep quality monitoring. (Note: It cannot be compared with hospital equipment, not medical equipment!!)LARGE CAPACITY BATTERY - Men's sports watch has a built-in 350mAh battery, which can be fully charged in 2 hours, can be used for up to 5-7 days and has a long standby time of about 15 days. Waterproof Men's Smart Watch has no problem washing hands and jogging in the rain (but does not support swimming, diving, shower/sauna, etc.).WORRY-FREE SHOPPING - Bluetooth calling smartwatch is compatible with most iOS 8.0 and Android 4.4 and later smartphones, and supports iPhone, Samsung, Huawei, Xiaomi, OnePlus, etc. (Not for PC, iPad, and Tablet).

• RUGGED HD MILITARY SMART WATCH - Outdoor Tactical Smart Watch is made of special aluminum alloy material. It has passed a number of military-grade tests such as extreme temperature, low pressure, and dust resistance, and can be used in harsh environmental conditions.
• MAKE/RECEIVE CALLS & NOTIFICATIONS - Smartwatch with text and call features high-quality speakers that support making and receiving calls and even playing music (please make sure you have successfully connected your watch's audio Bluetooth).
• 24 SPORTS MODES & FITNESS TRACKERS - Step counter watch supports multiple sports modes, which include Walking, running, basketball, football, cycling, rope skipping, mountain climbing, etc. The reference data of the exercise will be uploaded to the APP, set a goal for your exercise, and work hard to achieve it! The military smartwatch also provides you with more useful functions such as weather forecasts, alarm clocks, camera controllers, music control, sedentary reminder, and more.
• 24H HEART RATE MONITORING & SLEEP TRACKING - Fitness tracker provides health monitoring functions such as 24-hour real-time heart rate detection, blood pressure, blood oxygen, and sleep quality monitoring. (Note: It cannot be compared with hospital equipment, not medical equipment!!)
• LARGE CAPACITY BATTERY - Men's sports watch has a built-in 350mAh battery, which can be fully charged in 2 hours, can be used for up to 5-7 days and has a long standby time of about 15 days. Waterproof Men's Smart Watch has no problem washing hands and jogging in the rain (but does not support swimming, diving, shower/sauna, etc.).