The Daniel Boone Prime model comes with a redesigned digital controller with dual meat probes and a USB port. Our 13.5 in. peaked lid provides enough space for a stand-up chicken to a dozen racks of ribs. All of GMG’S grills have a venturi-style firebox for that creates a cyclone flame that ensures maximum combustion. They also have Sense-Mate, a thermal sensor which constantly monitors the ambient temperature.