Smart Watch

1. functions

1.1. entertainments

1.1.1. Music playing, Camera, Games

1.2. work

1.2.1. Phone calls, Message, Notifications, Calculations, Translations

1.3. health

1.3.1. Heartbeat

1.3.2. footstep counting

1.4. basics

1.4.1. Time, Date, Alarm Wi-Fi, Bluetooth, GPS

2. advantages

2.1. Never miss messages and calls

2.1.1. gives a vibration

2.1.2. receive calls by smart watch

2.2. Personalized information and health tracking

2.2.1. count the steps

2.2.2. analyses your sleep data

2.3. Entertainments

2.3.1. Watch movies and listen to music

2.3.2. selfie/recording/take a video

3. Disadvantages

3.1. Limited battery life

3.1.1. can be used 1-2 days after a full charge

3.1.2. “a dead watch”

3.2. Inaccurate data

3.2.1. not 100% accurate

3.3. Very small screen

3.3.1. everything is cluttered in a small space

3.3.2. hurt user's eyes

3.4. Gets outdated easily

3.4.1. upgraded frequently

3.4.2. hardcore outdated

4. introduction

4.1. A smartwatch is worn on the wrist, able to indicate time, and able to wireless connect to the Internet.

5. brand

5.1. Apple

5.2. XiaoMi

5.3. LG

5.4. Sony

5.5. Samsung