Features: 1. It can be inserted into a travel cup lighter with a capacity of about 450ml, which is very suitable for use when traveling with the family, and there is also a good electric one that is suitable for camping trips to keep coffee warm. Electric kettle powered by DC 12V cigarette lighter socket, suitable for 12V cars, can drink hot water, coffee, milk, tea on the road. 2. The base of the coffee cup is designed with high-quality stainless steel material, which is safe to drink boiling water. The lid of the sealed kettle is made of high-quality silicone, which is safe and non-. The good sealing ability keeps the water warm and ensures that the drink does not overflow. 3. Both the inside and outside of the travel cup lighter use vacuum insulation technology, and the double vacuum insulation can keep hot drinks to the maximum, with good insulation effect and prevent scalding. The car coffee cup warmer is suitable for most car cup holders and is very suitable for travel. 4. The coffee cup insert has an indicator light to understand the working status of the electric cup. Easy to use, just pour the cup into the water and use the cigarette lighter cable to connect it to the car via a 12V power supply. 5. The travel heating cup can be connected to any standard 12V cigarette lighter socket with the included 12V adapter. The length of the power cable is about 128cm/50.39inch, which can be used in most cars, trailers, RVs and motorhomes. Specification: Material: stainless steel Color: silver Voltage: DC 12V (car cigarette lighter) Heating temperature: about 60C, 15 minutes Capacity: about 450ml Weight: about 300g Single cup size: Total length: about 16cm/6.30in Bottle diameter: about 8.7cm/3.43in Inner diameter: about 7.8cm/3.07in Bottom diameter: about 6.7cm/2.64in Total length: about 128cm/50.39in Note: This cup cannot boil water! It is for keeping the original hot drink at a certain temperature, (heat preservation only) and cannot achieve the function of heating the drink to boiling. Package Contents: 1 x Car Warming Cup Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.