Premier Mobile Universal 12 Volt Cup Beverage Warmer + USB Car Charger

from Sammac70

Box said you can use paper or foam cups. Do not use either. Put a foam cup in it and it melted and stuck to the bottom. When I pulled it out coffee went all over my truck. What a mess. It might work if you could find a cup metal or ceramic cup small enough to go in it. If I could give it z...

from Warm

Put cup in warmer & all it did was start to burn the bottom nothing for warm or stayed warm

from Robin

it is not safe for styrofoam like it says it is. it melts the its it

from Sharon

Gift for husband. He loved it.

from Bo1966

This are very convenient when traveling, i bought one at a much higher price that did not have the updated plug for usb charger to charge cell phones while in use, while they will not make water warm enough to make coffee, they do make your hot coffee stay hot, to about 175 degrees which is where...