Uniox Car Cigarette Lighter DC12V Electric Kettle Boil Water Heating Cup Vacuum Insulated Automatic Working Red Input voltage Car Cigarette Lighter DC12 V,Power 80W&120W Optional The safety of materials,type 304 stainless steel,food-grade silicone Boil water in the car,automatic work,vacuum insulation cup body is not hot Digital temperature display,Keeping Warm Customize temperature freely Cup capacity:348ml ,Minimum size 10.1"X3.1",portable great for work,school,car trips,camping,instant noddles making,tea/coffee making,boiled eggs,baby milk making