1.83 inch Full HD Display & Long-lasting Battery LifePowered by its 1.83 inch Full HD display with full viewing angles , the rugged smart watch delivers you a further accessible and captivating visual experience. Its 410mAh huge battery with dual-mode single-core chip, ultra-low power consumption the smartwatch ensures long-lasting battery life.Excellent IP68 Waterproof Fully enclosed all-metal body shell designed android smartwatch can be immersed in 10m.The military smart watches for men has got through the demanding IP68 rating test, so that you can wear it regarding all day-to-day water sports and activities, such as diving, surfing and beyond.Make/Answer call & Smart NotificationsSmartwatch harvests the latest single-chip processor with dual-mode Bluetooth, make calls When you connect the smart watch, you can directly dial or answer a call by dialing the phone number on the watch's screen.It also receives messages and APP notifications, which are very useful when you're driving or exercising outdoors.You won't miss important calls and messages.Rugged Military Standards QualitySmartwatch is made of tough aviation titanium alloy,3D digital engraving technology, has a vacuum plating process, integrated molding to create an all-metal body, and is waterproof, dust-proof, and resistant to wear and tear.This android smart watch is very durable and has passed military-grade tests for extreme temperatures, low pressure, dust resistance and more.Sleep MonitoringActivity tracker for men has a built-in upgraded sensor, supports sleep monitoring. The health watches for men maintains your health by monitoring sleep. You could adjust your habits and customs in time according to the health data. NOTE: It is not a professional medical device! Just for a reference!