These Engineers Built a Real Bat Signal That Actually Works

Batman and Bat-Signal Collectible Set by Hot Toys

Is it going to work in real life if you flash a real batsignal

Homemade Batsignal Reaches the Clouds (and how to make an image

These Engineers Built a Real Bat Signal That Actually Works

Learn How to Make a Working Batsignal with DIY Tutorial - Nerdist

These Engineers Built a Real Bat Signal That Actually Works

These Engineers Built a Real Bat Signal That Actually Works

World's Brightest BATSIGNAL in the FOG

How to Make a BAT-signal : 8 Steps (with Pictures) - Instructables

We built a GIANT Bat Signal that actually WORKS!