Features: Inner Insulation and Freshness: 304 stainless steel liner food-grade material, non-stick cup easy to clean. 6-12 hours continuous temperature lock, layers of protection, insulation and cold, to maintain the original taste.Smart Temperature Display: Each of these smart water bottles has a waterproof LED display with low energy consumption, no need to replace the battery.Leak-proof Inner Plug: Food-grade sealing ring, 360 sealing leak-proof, inverted without leaking water, go out to carry, rest assured that use.Versatile and Portable: You can take this portable tea infuser travel mug easily while hiking, biking, shopping or leaving it at home or office.Ideal Gift: The thermos water bottle is your praise and expressions of love for girl friend, mothers, lovers. happy birthday gifts for women, thank you gifts for teacher, friends. Notice:Actual color may be slightly different from the image due to different display and light effect.Please allow 1-3cm deviation due to manual measurement.Specifications: Material:Stainless steel Capacity: 200mlThermal insulation performance: 6-12 hours 1 *Smart Water Bottle