Tactical Military Smart Watch for Men, 5ATM Waterproof.

Operating SystemWear OS 1.0 Special FeatureActivity Tracker Battery Capacity410 Amp Hours Connectivity TechnologyBluetooth Wireless Communication StandardBluetooth Battery Cell CompositionLithium Ion ⌚【Bluetooth Call & Message Notification 】Our mens watches using a unique Bluetooth chipset, this smartwatch can not only receive and place calls, but also receive notifications from a number of apps on the phone (e.g., Instagram, WhatsApp, Facebook, etc.). You will never miss any call & message during meeting or workout. 💎【100+ Sport Modes Fitness Tracker 】This smart watches for men support 123 sport modes, including indoor and outdoor sports such as swimming, running, cycling，hiking, yoga,etc. It can collect data with pinpoint precision and accuracy, ensuring give you more detailed insights into whole-day activity. ⏰【Excellent 5ATM Waterproof】This watch for men with waterproof，dust-proof, shock-proof triple function, Adopting a fully enclosed ultra-thin metal body shell design, easy to swim and dive in 50M deep water, this waterproof watch for men has passed the drilling, crushing, and hot steam rinse test. So you can wear a sports watch for all daily water sports and activities such as swimming, diving, surfing, etc. 🎉【Full 24-hour Monitoring 】 This smart watch use high-performance motion optical sensors with advanced real-time monitoring functions to help you monitor your sleep status throughout the day and provide comprehensive sleep quality analysis.