Gradient’s parameters: 
Applying the last instrument, it’s possible to draw a flare on the previous button.
The layer’s parameters:
Fill 0% on the layers.
Blending Options>Gradient Overlay
Gradient’s parameters: 
For the convenience, we need to
combine in a group all the layers composing the recently made button. Press on the
Ctrl button to mark out the necessary layers and then hold on the left mouse’s button to take the layers downside on
Create a new group option. Make six copies of the made group and apply the
Free Transform option to make the copies smaller if necessary and place the copies exactly the way it is demonstrated below.
We need to draw a pointer of white color on our button, choosing the
Custom Shape Tool (U) and turn it over with the
Free Transform option.
