1. Company
1.1. Brand
1.1.1. Apple
1.1.1.1. Apple Watch
1.1.2. Samsung
1.1.2.1. Gear S3 frontier
1.1.3. XiaoMi
1.1.3.1. XiaoMi 2.0
1.1.4. Fitbit
1.1.4.1. Alta HR
1.1.5. Android
1.1.5.1. Android Wear
2. Function
2.1. Traditional Function
2.1.1. Displaying the time and date
2.1.2. Stopwatch
2.1.3. Alarm
2.1.4. Timer
2.2. New Function
2.2.1. GPS
2.2.1.1. Health and Fitness
2.2.2. Message Notification
2.2.3. Remote control of Phone
2.2.3.1. phonecall
2.2.3.2. Internet
2.2.3.3. mobile applications
3. Disadvantage
3.1. Expensive
3.2. Small screen
3.3. Not mature yet
3.3.1. Lack of application
3.3.2. Lack of developer
3.4. Rarely independent devices
3.4.1. rely on corresponding phone/computer
4. Advantage
4.1. Waterproof
4.2. multifunction
4.3. Convenient
4.4. Navigation
4.5. Contain storage
4.6. Custom Firmwave
5. Impact
5.1. Human's Life
5.1.1. Postive Influence
5.1.1.1. real time updates
5.1.1.1.1. news
5.1.1.1.2. GPS
5.1.1.1.3. weather
5.1.1.2. healthy living style
5.1.1.2.1. Health and Fitness
5.1.1.3. entertainments
5.1.1.3.1. listen to music
5.1.2. Negative Influence
5.1.2.1. Rely on technology
5.2. Society
5.2.1. New technology
5.2.1.1. business sector
5.2.1.1.1. marketing