Kdu Intelligent Cup temperature display 500 ml Flask  (Pack of 1, Black, Steel)

LED temperature indicates the internal water temperature, you do not need to check the temperature with your mouth and avoid burns;, Our vacuum-insulated stainless steel water bottle can block heat transfer. Maintains temperatures for Cold up to 8 hours And Warm temperature maintains for 3-4 Hours. 100% BPA-free, no toxin. Eco-friendly thermos;, Robust, corrosion resistant, dustproof, waterproof and rustproof;, For all occasions such as yoga, cycling, traveling, office, school, picnic, etc.