If you want a laser beam powerful enough to melt plastic or you just need something to light up the sky Hercules 400 Laser is the right gadget for you.

With its 400mW of power you can do a lot of nice tricks like igniting all sort of things and be seen from miles with your laser beam.

It costs 3000$… but don’t worry you can rob your town’s bank with this scary laser to recover your money .
PS: If you don’t want to pay such money for a laser you can always build one. See a tutorial here on how to build a laser gun for less than 100$.