How many types of Meta Tags are there in SEO? What are their characters limits?

[smartlinktech]

How many types of Meta Tags are there in SEO? What are their characters limits?

[sophiawils59]

(There are more than four kinds of meta tags, but some are less common or not relevant to web marketing). The four types we'll discuss here are: Meta Keywords Attribute - A series of keywords you deem relevant to the page in question.

[rscomponentseo]

There are more than four kinds of meta tags.
As a general rule, you should aim for the following character limits within each of your meta tags: Page title – 70 characters. Meta description – 160 characters. Meta keywords – No more than 10 keyword phrases.