Smart Temperature Display-This Smart Water Bottle Has Waterproof LED Display, Waterproof, Low Energy Consumption, No Need to Change the Battery, Can Be Used for Years! Press the Top of the Thermos Bottle Gently, and the Touch Cover with Sensitive Capacity Can Immediately Display the Water Temperature inside Kettle, Thus Avoiding Burns. High Quality Material-the Inner Wall Is Made of 304 Grade Food Grade Stainless Steel, the Shell Is Made of High Quality 304 Stainless Steel, and They Also Have Silicone Bottom, Designed to Prevent Sliding and Overflow. The Other Parts of This Travel Cup Are Made of PP Material Which Is Free of BPA, Food Grade Contact Silicone and 100% Co-Polyester Plastic, Which Is Safe and Healthy to Use. Easy to Clean-Cover Internal Embedded Pp Leakproof Silicone Ring. The Structure Is Simple, Washable, the Nozzle Is Removed, the Cup Mouth Is Smooth, the Lip Will Not Be Cut, the Cup Diameter Is Large, with Removable Filter Screen, Can Be Strained Tea and Other Residues. The Bottom of the Cup Is Made of Non-Slip Material, Which Is Not Easy to Slip and Durable. Perfect Design-Steel Wine Jug Is Designed to Reduce Overflow and Shaking. The Bottle Is Leak-Proof and Safe, and Can Be Put in the Bag. 17 Oz/500ml Water Bottle Fits Most Cup Saucer, Which Is Convenient to Put into Travel Bags. Multi-Purpose & Portable-Carry This Portable Water Bottle When Hiking, Cycling, Shopping Or Putting in the Office. When Sitting Anywhere at Any Temperature, Your Cold Drinks Will Stay Perfectly Cooled for up to 12 Hours, Or Your Coffee Or Tea Will Keep Warm for up to 8 Hours. This Insulated Water Bottle Is Fine Gifts Suitable for Any Occasion.