3 Review(s)

The inner wall of the small flask is made of 304 grade food grade stainless steel and the outer case is made of high quality 204 stainless steel. It has been approved by the FDA for your drinking needs. Of course, 100% does not contain BPA. Hot Flask's insulated thermos is designed with a condensation-free exterior that keeps your hands dry. SMALL FLASK WTH ULTRA CAPACITY BATTERY: The screen turn off automatically when not in use so it can reach a battery life of 5 years. No need to burden about battery recharge daily because already in into Battery Charged.HARMLESS TO USE•The vacuum of cups can block heat allocation. Our products hold liquid heat above 42 ° C for up to 5 hours and liquid cooling below 10 ° C for up to 6 hours. This is longer than other vacuum bottles.••Drinking Bottle Stay Hot for 24 Hrs. Temperature display smart water bottle cup, black lightweight led travel mug. Say goodbye to mouth test, safe and easy to use. Leak Proof Proposal•The inner wall is made of 304 grade food grade stainless steel and the outer case is made of high quality 204 stainless steel.•The travel cup is taped up and spill-proof to ensure perfect, safe sealing and reliable, leak-free performance.•Therefore, after locking, you can place it anywhere. Avoid accidentally opening in the package.•Smart LED Temperature Display Water Stainless Steel 500ml Bottle Vacuum Insulated Active Flask.•Drinking Bottle Stay Hot for 24 Hrs. Temperature display smart water bottle cup, black lightweight led travel mug. Say goodbye to mouth test, safe and easy to use.•With a filter, you can enjoy coffee or tea. Perfect gift for Christmas, Thanksgiving, Valentine's Day, New Year, Mother's Day, Father's Day, Children's Day, etc. Package Contains: 1 x LED Display Smart Water Bottle (500ML)SAVES HOT / COLD: The vacuum of thermos flask's cup blocks heat allocation. The products hold liquid heat above 42 °C for up to 5 hours and liquid cooling below 10 °C for up to 6 hours. This is longer than other vacuum insulted stainless steel water bottles.