Flasks Bottle with LED Temperature Display and Touch Screen Smart Water Bottle 304 Stainless Steel Perfect for Office, Home, Gym, and Outdoor Travel Flasks Bottle with LED Temperature Display and Touch Screen You Should Drink Using Style With This Smart LED Flask / Water Bottle, We created this bottle with vacuum insulated and smart chip technology. Enjoy your cool coffee with a double volt stainless steel insulated flask on a cold winter day. This flask is rust-free and made of 100 percent food-grade stainless steel. The double-walled insulation technology prevents heat loss and keeps temperatures stable for up to ten hours. Furthermore, it avoids the production of sweat or droplets on the flask's body. The BPA-free plastic lid on the double-walled stainless steel insulated flask has a steel exterior. The flask's spun matte surface adds to its charm. You can easily clean and maintain this flask, which has a contemporary style with a large body and slim neck. When you're out and about, this sturdy flask with a 450ml capacity lets you have both hot and cold drinks. Touchscreen Display You know the temperature because it has a built-in smart chip and has a long endurance. It can be utilized for both indoor and outdoor activities. This vacuum flask water bottle can be used for coffee, juice, milk, beer, beverages, and daily hydration. The ideal present for relatives and friends.