Prime 500ml Vacuum Insulated Anti-slip Designed Smart Flask With LCD Screen Temperature Display Water Bottle, Blue

LED Screen Design- This thermos cup have waterproof capacities full screen touch LED screen, More sensitive to touch, easily understand the inside temperature of the liquid. You do not have to pass your mouth to test the temperature and avoid burns. Ultra-Capacity Battery- This smart water bottle flasks cup has a large capacity button battery that can be used 50,000+ times and no need to charge. LED touch screen of vacuum cup flasks will automatically turn off in 3-4 seconds Non Spill Lid Cap Design- The portable stainless steel water bottle with vacuum-seal cap provides a good seal and ensures no water leakage. Each drinking bottle is completely leak proof with an easy to open twist-on cap. Keep Heat and Cold- This travel thermos coffee mug has insulation and cold preservation. When the room temperature is 20℃, After 24 hours at 100℃ water, the temperature is maintained at about 40℃.