when you need what and in what time-frame to trade you may start your research on technical indicators. There more than 150 different indicators and many of them repeat each other. Some of them may not work for your stocks or whatever you plan to trade) and or for your time-frame.
You may find simple explanation of indicators and how to use them at
Technical Analysis | Indicators | stock charts
again,there are too many of them and it could be difficult to find something that would work for you.

Get as some free trials with chart providers and test some indicators. Also when you are on free trial, ask customer support questions. If they want to keep you they will help you in your research.

I do not want to give you a lot of info as it may confuse and scare you. When you know more above what you want, you may ask more specific questions.