Features: Built-in temperature sensor, with sensitive touch screen for real-time water temperature checking. Durable 304 stainless-steel interior and exterior, external full bottle with well-distributed spray paint. 500ml leak-proof and spill-proof flask, drink comfortably from any side thanks to the round smooth bottle mouth. Fully resistant to oxidation and corrosion, slim design makes it easy to carry in your hands, car or pack it in your bag. Stable anti-skid cup bottom, durable wear, good anti-slip effect and not easy to dump. Highly functional, beautifully designed, built to keep up with life. Ideal for traveling, in the office, or simply on the go. Note: item\'s color may be slightly different due to the monitor setting or other factors, please in kind prevail. Thanks!