The upgraded graphene electric warming tray is a compact and efficient way to keep food hot. Its flexible silicone nanomaterial with a graphene heating layer ensures even and rapid heating while being resistant to splashes, stains, and oils. With six temperature settings and a timer of up to six hours, you have precise control over the heat. The foldable design makes storage and transport easy—just roll it up and put it away. Perfect for parties, buffets, camping, or office use