⌚【Rugged Military Standards Quality】- OCTDG Smart Watch 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..⌚【1.96” Full HD Display & Long-lasting Battery Life】Powered by its 1.96“ Full HD display with full viewing angles , the rugged smart watch delivers you a further accessible and captivating visual experience. Its 400mAh huge battery with dual-mode single-core chip, ultra-low power consumption the smartwatch ensures long-lasting battery life, 60-day standby time and 20 days for daily usage..⌚【Excellent 50ATM Waterproof】 Fully enclosed all-metal body shell designed android smart watch can be immersed in 50m (5ATM waterproof) so that you can wear it regarding all day-to-day water sports and activities, such as swimming, diving, surfing and beyond..⌚【Make/Answer call & Smart Notifications】 OCTDG smart watch harvests the latest single-chip processor with dual-mode Bluetooth, make calls and play music via Bluetooth on your wrist with just once connection.You can also use the watch to receive messages and APP notifications, which are very useful when you're driving or exercising outdoors.You won't miss important calls and messages..⌚【100+ Sport Modes Fitness Tracker】The Military Smart watch supports 100+ sport modes, such as walking, running, hiking, basketball, cycling and more. The reference data of the exercise will be uploaded to the APP, set a goal for your exercise, and work hard to achieve it. In addition, it can also be used as an assistant: music and photo camera control, weather display, long sitting reminder, water reminder, alarm clock, stopwatch, mobile phone search,etc..⌚【HR/BP/SPO2/Sleep Monitoring】OCTDG activity tracker for men has a built-in upgraded sensor, supports heart rate, blood pressure, blood oxygen and sleep monitoring. The health watches for men maintains your health by monitoring your real-time and active heart rate and measuring your blood oxygen automatically. 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!