Green Mountain Grills Trek Prime WiFi Pellet Grill. Trek. Tabletop & Portable Pellet Grills. The Trek is the ultimate portable grill. It comes with a digital WiFi controller (control and monitor through the Green Mountain Grills iOS or Android mobile application), a meat probe, a peaked lid for rib racks, and Sense-Mate, a thermal sensor which constantly monitors grill temperature. The grill can run on 12V or 120AC so it is perfect for home or camping, tailgating, hunting, house-boating, music festivals or anywhere you can take it!...