Description: Smart Temperature Control: Compatible with most type of cars. Sensitive temperature , display and control, LED temperature display and heating, insulation control keys, the temperature can be adjusted. Automatic power-off: Easy Operation, Smart mug will stop work automatically when system test working state abnormal, such as no water in mug, voltage too high or too low. Material: Stainless steel cup, easy to wash. Use solid stainless steel exterior and interior that is safe to drink and durable for a long-lasting time. Anti-slip base design, non-slip. Big capacity: 420ml capacity,and the voltage: 12V-24V intelligent identification. It supports maximum temperature about 100degrees Celsius, Can heat and keep your hot water, coffee, milk, tea or other beverages warm. Convenience and Safety: Boil and keep your water temperature while driving, perfect for outdoor car travel, do not need to worry without hot water to drink any more when you are in a long and hard journey. Specification: Product capacity: 420ml Product material: stainless steel + PC material Voltage: 12V-24V intelligent identification Current: 5-12A intelligent identification Power: 75~100W intelligent identification Maximum temperature: 100degrees Celsius Heating time: about 100 degrees Celsius in 25 minutes Size Chart: Size:approx. 140x100x250 mm/5.51x4.33x9.84inch Package Includes: 1 Piece Charger 1 Piece Cup 1 Piece Manual