Many people have OTG phones; But many do not know what is OTG and what you can do with it. But many people know each other, but maybe not all know. In fact, almost everything can be done with USB based OTG.
Game Controller: Android Games; With the help of Game Controller you can easily add game controllers through OTG to play with those game controllers.
USB Light: If you burn your Android's flash, then the phone will be hot and the flashlight may be broken. The solution is that if a lot of light is needed, then a USB flashlight connection via OTG. Which will give more than three times more light than the phone's flash.
Internet Modem Connection: SIM data plan ends; Do not worry, with OTG, the Modem is connected with Android, download the PPP widget or equivalent app from Play Store, set up; Run the Internet in Smoke.
Hard Disk connection: Whether the 500 GB or 1 TB HDD; Android has connected the hard drive to the OTG cable.
DSLR: Download the DSLR Dashboard app from Play Store, connect the DSLR with OTG. From Android you can control the entire DSLR.
USB Sound Card: You can listen to songs on any type of sound device by connecting a USB sound card with OTG cable with your Android.
Charged On Another Phone: A major problem of Android is to charge end soon. It was seen that you went away somewhere or there was a sudden charge of phone but it was necessary to keep on the phone. OTG can also be your solution to the problem. Connect with your phone's OTG cable only through a normal USB cable with friends or known or on your own phone. You will see your phone charged.