Stay refreshed on the go with a sleek, intelligent thermos that keeps your drinks hot or cold for hours. Specifications: Capacity: 450ml Material: 316 stainless steel Size: 17 cm x 7 cm Features: LED temperature display, double-wall vacuum insulation Heat retention: Keeps drinks hot for up to 4 hours, cold for up to 6 hours Color: As shown Portable and lightweight design Benefits: Temperature Control: The thermos displays the drink's temperature on an LCD screen, preventing accidental burns. Hot & Cold Insulation: Keeps beverages hot for 4 hours and cold for 6 hours with superior vacuum insulation technology. Portable & Versatile: Perfect for home, office, travel, and outdoor activities, ensuring you can enjoy your drinks anytime. Product Description: The NNEOBA 450ml Smart Thermos Bottle combines style with functionality, featuring a stainless steel double-wall vacuum that keeps your drinks hot for up to 4 hours and cold for up to 6 hours. Equipped with an LED temperature display, it allows you to check the drink's temperature before sipping, so you can always enjoy your beverage at the perfect temperature. Its portable and lightweight design makes it ideal for on-the-go use, whether you're at home, in the office, or traveling. A perfect gift for any occasion