The Thermal Café Mug is part of BaroCook's patented flameless cooking system that heats beverages and cooks food. This revolutionary technology allows you to heat any beverage or cook your food without fire or power. The heating temperature reaches up to 208 degrees Fahrenheit, with an average heating temperature of 203 degrees. Your hot beverage will be ready within 5-15 minutes and your food will be ready in 10-30 minutes. The Thermal Café Mug comes with one 20g heating pack and a 13 oz mug for heating any beverage and cooking.