Description: Safe Material & Large Capacity: These heating cup are made of 304 stainless steel material, integrated design for preventing water leakage,safe and durable.350ml large capacity, perfect for travel, for drivers, business man or other people who need long time driving trip. Safe to Use: The lid can be closed to boil water, and the anti overflow function can prevent foreign objects from falling into the water during the boiling process to prevent burns. Multiple Protection: Multiplesafety protection intelligent microprocessor chip effective control of short circuit overload and overvoltage Overload protection Anti dry protection protection If there is no water, the protection will be automatically turned on.When the water temperature reaches 100 degrees, it will automatically cut off. Ventilation hole design Prevents boiling water from splashing and scalding people. When boiling water, the air pressure can be released to balance the internal air pressure and the outside world, effectively avoiding overheating and expansion. Wide Application: Heating does not wait for more lasting insulation, heating 350ml water to 100 degrees 12v for about 28 minutes at room temperature, non slip insulation bottom, safety insulation, good slip resistance.12v car cigarette lighter connection plugged in and it can be use.(Large trucks are not allowed) Specification: Type:car heating Cup Rated voltage: 5V Rated power: 96w Liner Material: 304 Stainless Steel Capacity: 350ml Size Chart: 71x210mm/2.80x8.27inch   Package Includes: 1 Piece Heating Cup 1 Piece Car Cigarette Lighter Power Cable 1 Piece manual