This HDMI adapter has a 3 in 1 adapter that allows you to connect your smartphone and/or tablet, either iOS or Android, to a bigger screen or projector that has an HDMI port. You can choose between Micro USB, Type-C and Lightning ports to connect your mobile device.
This way you don't have to worry about getting different kinds of adapters. For instance, you might have an iPhone and also an Android tablet. When you want to share video, images, and sound from either device, you just use the adapter you need.