What is a smart watch?

A smart watch is a wearable digital watch or electronic watch provide a touchscreen interface for daily use. Smartwatch is designed to paired with a smartphone, and provides features like connecting to the internet, running mobile apps, making calls, messaging via text or video, checking caller ID, accessing stock and weather updates, providing fitness monitoring capabilities, offering GPS coordinates and location directions, and more. 

Things to know before buying a smartwatch

(1) Smartwatch Operating System. Smartwatch operation system basically dictates the type of user experience you are going to get. IOS smartwatch and Android smartwatch are 2 major OS in the current market. Make sure the smartwatch OS is compatibility with your smartphone.

(2) Long Battery Life. The battery life of some smartwatches last half a day while others can last over 30 days at a time. For example, Xiomi Mi Band 3 battery life as up to 22 days, Mi Band 4 battery life up to 20 days. Amazfit Bip record-breaking battery life is up to 30 days with regular use.

(3) Water Resistance. If you go swimming a lot, you should choose a smartwatch with underwater proof.

(4) Notifications and Alerts. Making calls and receiving calls and text messages, and receiving notifications is something you should expect of any smartwatch. 

(5) Smartwatch Display. Smartwatch displays come in two forms; E-ink and a colored LCD or AMOLED display. Some of smartwatches include a full touchscreen with color, while others may have a simple black and white screen.

(6) Smartwatch with fitness function. Pick a watch with a heart rate sensor and GPS (to track your runs) if you're a fitness buff. For example, Fitbit Versa Smart Watch, Mi Band, Amazfit Bip, Garmin Smart Watch, Samsung Gear and etc have heart rate sensor and GPS function.