Military-Standard Quality - KOSPET TANK M3 features 1.96 inch second generation Corning Gorilla screen. As the first 9H twin glass cover, it's strong enough to deal with a range of screen-destroying behaviors. The TC4 titanium unibody and the exclusive developed two-color silicone rubber is the world's first two-color integration in smart watch; military-grade materials and fully enclosed design makes it the toughest and sturdiest watch. Successfully passed 12 Military Tests, Including extreme temperature,dust resistance, salt spray, fluid pollution,etc. Certified to MIL-STD810H , M3 smart watch for men ensures that you use them confidently in a variety of harsh conditions. Dual Smart Chip - AI Voice Assistant & Answer/Make Calls: A very handy tool built in the watch. Use your voice to give instructions and the voice assistant will do the rest. You can ask questions, play your desired music, and check weather, set alarms and timers. You can also make voice calls through the voice assistant, makes the scenes that are inconvenient to hold a mobile phone（For example: driving) in daily exercise and life more concise and smart. 60+ Days Super Battery Life - M3 military watch is equipped with a 100% pure cobalt battery (military grade), the battery capacity is as high as 480mAh ensuring optimal performance and longevity which is twice as much as that of conventional smart watches. At the same time, super power-saving AI algorithm breaking the industry is adopted to minimize power consumption, enough to last up to 2 weeks under normal use, and can continue to use sports mode, health index measurement and other functions for up to 60+ days in power-saving mode. With 30-minute charge, you can have enough battery backup to last for up to 3 days. 50M Waterproof & Extremely Resistant to Damage - Smart watch men incredibly strong and corrosion-resistant titanium case has been used to enclose and giving cover, the rugged military grade smart watch with fully enclosed ultra-thin case design can be easily submerged into 50M (IP69K waterproof) deep water. M3 smartwatch has withstood the extreme conditions and passed drilling, crushing and hot steam washout tests, suitable to use under high temperature and pressure. 24H Health Monitoring & 170 Sport Modes - KOSPET fitness watch collects the health data with its advanced real-time monitoring function. The fitness tracker helps you monitor All-day sleep, 24-hour heart rate, and real-time blood oxygen，and a pedometer to keep track of the calories burned all day. Supports up to 170 sports modes including indoor and outdoor exercises such as hiking, skiing, swimming, etc. M3 smart watches collects the data with pinpoint precision and accuracy, ensuring that every workout is counted.