Princess International has established itself as the leading designer and producer for the latest innovative gifts and gadgets on the market. Our extensive product line includes unique executive gifts and hi-tech electronic gadgets, for the home, office and travel. These are not ordinary mass produced merchandise. The products are created and designed exclusively for Princess International. Our aim is to develop innovative products, with a focus on quality and design. Each item is produced with the scrupulous consumer in mind. Our Stainless Steel Smart Mug will take your drink from ice cold to very hot in your car and on the road. Stainless Steel mug insulates liquid to maintain heat level even when not plugged in Heats liquids to selected temperatures - 85 - 160F Alerts the user when ideal preset temperature is reached Monitors the temperature of the liquid and displays status on the LED indicator 12 V auto adapter included Size - 16 oz