Portable 12 volt appliances! Mumble mumble. Where’s the blender?

I was at a Truck stop and found all these 12 volt appliances! ( https://amzn.to/2NerwH8 ) It would make camping a total breeze. For off the grid or solar planning, it would mean we would not need a inverter to change 12 volts DC to 120 volt AC. . Do they have a 12 volt blender?

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