1. Running low noise, this cooler cup also only takes up small space in your car, and operates at low voltage, ensuring safe use 2. It adopts an aluminum inner liner with a heat dissipation grille to extend its service life. 3.Smart Digital Display:Features a smart digital display, allowing you to easily monitor the temperature of your beverage. Efficient Heating & Cooling:Achieves optimal temperatures in minutes, keeping your drinks hot or cold with precision. 4.Designed to heat beverages and refrigerated beverages on car cigarette lighters, and maintain warmth at 60 Celsius, Or cool to 0 Celsius, with electronic thermostat function. The cup is made of ABS+ aluminum with good insulation and durability. Excellent fit for drivers, enjoy a hot coffee or water on the way Or a Cool Beer and beverages on the way. Project: Car Heating Cooling Cup Rated voltage: DC12V Rated power: less than 36W Rated current: less than 3A Colour: Blue Material: ABS+aluminum Package Contents: 1pcs Car Heating Cooling Cup 1pcs power cable 1pcs English manual 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.