Vevor is not known for their longevity or high quality. Cheap Asian made equipment is often an entry into getting better made/reliable equipment.
It likely is going to be more costly to try to repair it (and have confidence it would be safe) than to invest in a name brand item with a warranty and better made components.
The product description states it has built-in double pipe fast heating technology that distributes heat quickly and evenly. However, customers are unsatisfied with the heating capability.
