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 family, and there is also a good electric suitable for camping trips to keep the coffee warm. Electric kettle powered by DC 12V lighter plug power supply, suitable for 12V power car, can drink hot water coffee milk tea on the road. 2. The butt in 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 performance keeps the water warm and ensures that the beverage will not overflow. 3. Both the inside and outside of the travel cup lighter adopt vacuum insulation technology, and the double-layer vacuum insulation can keep hot drinks to the maximum, with good insulation effect and prevent scalding. The car coffee cup heater is suitable for most car cup holders and is very suitable for travel. 4. The coffee cup inserter has an indicator light design to understand the working status of the electric cup. Easy to use, just pour the cup into the water and use the lighter cable to connect it to the car through a 12V power supply 5. The travel heating cup can be plugged into any standard 12V lighter socket with the included 12V adapter. The length of the power cord is about 128cm/50.39inch, which can be used in most cars, trailers, RVs and car houses. Specification: Material: stainless steel color: silver Voltage: DC 12V (car lighter) Heating temperature: about 60C, 15 minutes Capacity: about 450ml Weight: about 300g Single cup size: Total length: about 16cm/6.30inch Bottle diameter: about 8.7cm/3.43inch Inner diameter: about7.8cm/3.07inch Bottom diameter: about 6.7cm/2.64inch Total length: about 128cm/50.39inch Note: This cup can' boil water! It is to keep the original warm beverage at a certain temperature, (just heat preservation) and can not reach the function of heating the beverage to boiling. Package Contents: 1 x Car Heating Cup Only the above package content, 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 measurement allowed error is +/- 1-3cm.