Board Thread:Off-topic discussion/@comment-26887977-20180720000448/@comment-24743922-20180720193825

But something inside it broke. I cannot figure out what.

I did some math and it uses 6 D batteries. 1,5 V per battery, that's 9 V. Right? So I did some soldering and connected a 9 V power supply I had lying around to the blaster. Then I plugged it to the power outlet, and BAM!

Nothing happened.