Description
13 MILITARY-GRADE CERTIFICATIONS: Tactical smart watch supports heat resistant to 185.36°F, cold resistant to -76.28°F, and water resistant to 50m, it is not afraid of harsh environments! Special composite materials and military-grade aluminum alloy bezel make our smart watches for men pass dozens of standard tests including temperature, low pressure altitude, dustproof, salt spray, fluid contamination, etc. GUARDING YOUR HEALTH: The tactical smartwatch monitors heart rate, blood oxygen and blood pressure in real time with high-precision sensors(The watch just for sports use only). Electrodes built into the crystal on the back of the smart watch analysis your heart's electrical signals 24/7. Along with other innovations like sleep tracking (deep sleep, light sleep and rapid eye movement) to keep you healthy from head to toe. MASSIVELY MOTIVATE YOUR EXERCISE: This rugged watch has 24 sports modes that can record your sports data according to your sports style
