1、Built-in temperature sensor, with sensitive touch screen for real-time water temperature checking. 2、Durable stainless-steel interior and exterior, external full bottle with well-distributed spray paint. 3、500ml leak-proof and spill-proof flask, drink comfortably from any side thanks to the round smooth bottle mouth. By gently touching the top of the bottle lid, you can check the temperature of water inside anywhere anytime to drink in the most suitable way. Durable stainless steel interior and exterior, and with leakproof flask, our smart water bottle is suitable for home, office, sports, travel use and more. Features: Built-in temperature sensor, with sensitive touch screen for real-time water temperature checking. Durable 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: 1. Battery is not replaceable, 8-10 months normal using time (for reference, it depends on practical using). 2. Color may be slightly different due to different lighting conditions and monitors' setting, please in kind prevail. Thanks for understanding. Specifications: Color: Gold/ Dark Blue/ Black/ Pink/ Red (Optional) Material: Stainless Steel + PP Pattern: Deer Capacity: 500ml / 17.6oz Built-in Battery: 1 * 3V 200mAh CR2032 Button Battery Item Size:  6.5 * 22.5cm / 2.6 * 8.9in Item Weight: 300g / 10.6oz Package Size: 23.5 * 7 * 7cm / 9.3 * 2.8 * 2.8in Package Weight: 360g / 12.7oz Package List: 1 * Vacuum Bottle 1 * Tea Filter 1 * Vacuum Bottle 1 * Tea Filter