Smart Watch for Men, Smart Watches Compatible Android iOS Phone, Smartwatch with Heart Rate SpO2 Pressure Sleep Monitor, IP68 Waterproof Tactical Fitness Watch/Deep Gree

• Military smart watch has a built-in integrated high-performance sensor, can automatically monitor heart rate 24 hours, detect your cardiac blood pressure and blood oxygen to better understand your health, and offers a comprehensive analysis of sleep(deep sleep, sleep and awake). Smart watch helps you to know your physical condition better, and adjust your habits in time according to the health data.

This smartwatch supports system Android 4.4, IOS 8.0, Bluetooth 5.0 and above, can compatible with most smartphone. 400 mAh big battery, takes about 2 hours to get fully charged and can be used for 5-10 days normally, about 15-30 days standby time.