Features: 1.Built?in power contacts for quick heating up, 10 minutes heating water to boil, (the actual heating time may be affected by the ambient temperature). 2.With dual functions of heating and heat preservation, cup inner is made of food grade stainless steel, durable and sturdy. 3.Adopts heat insulation structure, the base is made of insulating material, safe to use. 4.Silicone sealing ring adopts food grade material, cup lid with heat dissipation holes and straw holes for convenient drinking. 5.Built?in fuse, external power indicator, with standard cigarette lighter power plug, suitable for most car. Specification: Condition: 100% Brand New Item Type: Car Electric Cup Material: 304 Stainless Steel + Polypropylene Color: Black+Silver Power: 75W Capacity: 450ml Instructions: 1. Clean the cup with neutral detergent before use. 2. When using, first add hot water (ice water), preheat or pre-cool, and then pour it out and re-add hot water or ice water, the heat preservation effect will be better. 3. Tighten the stopper and cap in a clockwise direction to prevent leakage. Note: 1. Do not fill in carbonated drinks or dry ice (increase in internal pressure will cause the lid to fail to open or the liquid in the cup to spray out). 2. Do not fill milk for a long time to avoid deterioration of milk. 3. Please avoid knocking over, falling, collision and strong impact to avoid breaking the bottle body, causing deformation of the cup body and affecting product performance. 4. Do not use any form of direct heating or place it at high temperature, otherwise it will cause resin deformation and discoloration, which will affect the product's efficacy. 5. Do not wash in the dishwasher. 6. The amount of boiling water added should not be too full, so as to avoid scalding or staining other things caused by boiling water or beverage overflow when tightening the lid. It is better to put the contents to about 2 cm from the cup. 7. Keep it out of the reach of children to avoid burns. 8. Please do not store salt or corrosive substances such as soy sauce and soup to avoid damage to the inner wall. 9. Please do not lose the tea septum, cup lid, gasket and other accessories during use, so as not to affect normal use.