This looks like a cool little thing to make if you ever need to cut up some foam. As is so often the case, I saw this video on some POS freebooting Facebook page first, but this appears to be the original. “Do all appropriate safety things” (how’s that for a disclaimer?)
Simple Hot Wire Foam Cutter : 3 Steps (with Pictures) - Instructables
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Eveready PP9 9V Battery - Wilsons - Import, distribution and wholesale of branded household, hardware and DIY products
Simple Hot Wire Foam Cutter : 3 Steps (with Pictures) - Instructables
【Reach 150℃ in 6 seconds】Minova hot wire foam cutter is able to operate at 18 watts, which is more powerful than any other foam cutter competitors on
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【4 in 1 Cutting Pen】18w, 100-240v high power foam cutter with Ul approved power supply and On / Off safety button. 12cm & 7cm engraver tip, 5cm holing
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