This 4K outdoor oven is charcoal grilling on the next level. The 4K's unparalleled airflow control system makes turning the heat up or slowing it down, a unique experience. Both top and bottom vents are precisely numbered for a more balanced and responsive flow of air. It is a solid oven constructed from die-cast aluminum and thick gauge metal. The outer body is complete with touch glass display. There are 2 discreet probes in the hood and 4 removable probes in the inside so you can know the precise temperature of whatever you are cooking. The data can be accessed via bluetooth to the free app which also features hints, tricks and recipes.