Dark Wost TEMPTR-BTTL730B 500 ml Flask  (Pack of 1, Black, Silicone)

Smart Vacuum Insulated Water Bottle with LED Temperature Display | Perfect for Hot and Cold Drinks | Ideal for Home, Gym, Travel (500 ml) Just touch the LED screen and the temperature of the liquid will show on the LED screen. You do not have to test the temperature with your mouth or risk to get burn. DURABLE KEEP HEAT COLD: The vacuum of cups and cups can block heat transfer. Our products hold liquid heat above 42 ° C for up to 6 hours and liquid cooling below 10 ° C for up to 5 hours. This is longer than other vacuum bottles.