Make a Prank Light Gun That Has Light Effects

this light gun looks nothing like a gun at first. But it will at the end, read it to believe it

Step 1: Materials

You need
-a led light
-pen cap
-decorative tape if wanted to make like real gun

Step 2: Just Combine

Put the cap on the led light as Shown on the picture. Shine on wall to see if works. If works, go prank your family members!