• 【Military level standards and quality】The Tiwain smart watch has a 1.39 inchs large round screen and a case surrounded by an aluminum metal dial. It is wear-resistant, dust-proof, fall resistant, waterproof, ultra long endurance, convenient and intelligent, and supports multiple languages. This men's smart watch ensures that you can use it in all kinds of harsh outdoor conditions. It is sturdy and durable, and will be your forever reliable partner.
• 【Health monitoring, Bluetooth calling and message】The smart watch has a built-in sensitive motion sensor, which can automatically monitor your real-time heart rate, sleep, blood pressure and oxygen. When your heart rate is abnormal, it will vibrate to remind you. When you connect the smart watch to an Android or iOS mobile phone, you can directly dial or answer a call by dialing the phone number on the watch's screen. You can also use the watch to receive SMS and APP messages, vibration alarms, which are very useful when you drive or exercise. You won't miss important calls and messages.
• 【120+exercise modes, life assistant, fitness tracker】Smartwatch supports 120+sports types, such as walking, running, cycling, rope skipping, badminton, basketball, football, mountain climbing, tennis, etc. 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, games, calculators, etc. It supports AI voice to help you control your watch and mobile phone and help you live a convenient life.
• 【IP68 waterproof long time running watch】 Smartwatch is a bluetooth smart watch equipped with a 400 mAh large capacity battery, which can be fully charged within 2 hours and last up to 30 days, which means you can wear it 24 hours a day. When exercising during the day, it can monitor your heart rate, blood pressure and blood oxygen data. When sleeping at night, it can also protect your sleep health. The smart watch is IP68 waterproof, which means you can wear it at ordinary times without worrying about any problems. If you have any questions or problems, please feel free to contact with us, we will provide you with satisfactory solutions.
• 【Wider compatibility and customized appearance】 The smart watch is compatible with most iOS 8+and Android 4.4+smartphones, such as Huawei, Samsung, mi and iPhone. From the "Da Fit" application, you can select your favorite pictures, photos or built-in dials to show your personalized style.

Tiwain 2023 New Military Smart Watch Gift for Men, 1.39" Full Big Touch Screen with Text and Call for Android iPhone.

Tiwain Smart Watch focuses on the development and design of fitness smart watches, always from the perspective of customers.

The watch has a fashionable appearance and can be used in extreme environments with high-strength case and glass materials.

High performance motion optical sensor, more accurate measurement data.

Resin strap: elastic resin, light, soft, comfortable and flexible, suitable for daily life and various sports occasions.They are rugged tactical smartwatches that are Compatible with iPhone Samsung Android Phone.

New multi-functional fashion sports watch, your 24-hour online assistant.

• Intelligent reminder: alarm clock reminder, stopwatch, long sitting reminder, call reminder, information push.

• Health monitoring: real-time heart rate monitor, sleep monitor, blood pressure monitor, blood oxygen monitor, respiratory training.

• Exercise record: number of steps, exercise time, exercise mileage, calorie consumption, and 30 day data.

• Other functions: photo customization dial, dial keypad, wrist lifting and screen lighting, mobile camera control, mobile music control, theater mode setting, looking up bracelet, calculator, 120+sports modes, built-in games, AI voice group, weather synchronization.

Bluetooth call and message notification

This is a smart watch that can talk. You can answer or make calls on the watch.

You will never miss any important calls and notices with this watch.

When you exercise or drive, it can make your life more convenient.

The multi-functional smart watch is an ideal gift for family, friends and friends.

24/7 All-Day Health Tracker

• The bluetooth smart wtach can monitor your real-time heart rate, blood oxygen, blood pressure.
• As soon as your heart rate exceeds the limit you set, the smartwatch vibrates as a reminder for you to protect your health.
• Trackers to reach your exercise goals and clearer helth picture.
• It's your sleep monitor,automatically detect your sleep quality at night, record your light/deep/awake status.

Please follow the above steps to connect:

• Please note that this watch has dual Bluetooth units (APP Bluetooth and phone audio Bluetooth).
• Tip: Please read carefully how to pair two Bluetooth correctly, which is divided into two steps, step 1 and step 2 (as shown above).
• Note: Bluetooth pairing will not work if the watch battery is below 10%. The distance of the Bluetooth connection should not exceed ten meters.

"Da Fit" APP for Sports and Health

This watch works with Android system 4.4 version or above ,iOS system 8.0 version or above ,Support bluetooth with 5.0 version.

For Android phones, you need to enable "Da Fit" auto-run app permission and enable notification permission on your phone.

The following are some warm tips.

1. You may encounter the watch freezes, it may be that we are forcing to upgrade the watch system or optimize the battery, you can wait for the watch to run out of power and recharge it, then you can use it normally.
2. The watch has message notifications, but the new messages will automatically overwrite the old ones, only the first 8 latest messages can be kept, and some APP messages cannot be displayed for reading, only notifications are displayed.
3. If the watch is disconnected from the phone, the watch will not receive any messages or notifications of incoming calls. The watch can only receive messages, it cannot send or reply to any messages.
4. The data provided by the watch is for reference only and cannot be used as a professional instrument data.
5. With IP68 waterproof design, you can wear it while washing hands or running in the rain. But it can't be used while swimming, diving, or in a sauna.