450ml capacity and 12V / 24V universal car: Electric car cup with 450ml capacity, ideal for family trips, good electric thermos for camping trips to keep coffee warm . Electric kettle powered by a DC 12V / 24V cigarette lighter socket, universal for cars powered by 12V, allows you to drink hot water coffee milk tea on the road Safety non-toxic material and sealed kettle cover: The car heater mug is designed with premium material of 304 stainless steel and food grade PP, safe for boiled water. High quality silicone gel sealed kettle lid, safe and non-toxic, good sealing to keep the water warm and prevent the drink from overflowing Vacuum insulated and double layer: Indoor and outdoor electric thermos glass using vacuum insulation technology, vacuum insulated double layer for maximum holding of hot drinks, good insulation effect to prevent burns . Car coffee cup warmer fits most car cup holders, ideal for travel With indicator light and easy to use: The car coffee mug charger designed with indicator light can understand the working status of the electric mug. Easy to use, just pour the cup with water and then connect it to the car with a 12V power source with the cigarette lighter cable Product description Size: 12V Specification: Condition: 100% brand new Material: food grade stainless steel + food grade PC plastic The black color Voltage: 12V, 24V (optional) Capacity: 450ml Power: 50W Size: approx. 22.7 * 8.2 * 6.4cm / 8.9 * 3.2 * 2.5in Power cord length: approx.84cm / 33.1in Package Weight: Approx. 558g / 19.7oz Equipment: universal fit for cars supplied with 12V / 24V Package list: 1 * electric cup 1 * cigarette lighter cable Notes: 1. Please always fill the kettle with water before plugging in the cigarette lighter socket. 2. Please allow 1-3mm difference due to manual measurement. Thank you.