The 450ml kettle size convenient to carry and store. It is powered by cigarette lighter in car or vehicle, it’s used for either 12V car or 24V bus / truck. It boils the 450ml water up to 100℃ in 15mins. It helps you with hot water in the driving journey. You can have hot milk, coffee and tea. It’s made of food grade safe material, quick heating. A helpful appliance in your driving journey.