about this item:

The inside and outside of the cup adopts vacuum insulation technology, which has good insulation effect and prevents burns. The cigarette lighter with indicator light can know the working status of the electric cup. 450ML Capacity. The sealed water bottle cover is made of high-quality silicone, stainless steel cup body, with good heat insulation effect and high durability. Ergonomic grip, easy to hold without slipping, ensure when drinking or placing Drinks will not spill. Fits most car cup holders, ideal for travel use.