Traeger Timberline 850 pellet smoker grill. Starting at the core with a pill-shaped barrel, double-wall stainless steel interior, and airtight lid gasket, the Timberline 850 is built with the structural integrity of Fort Knox. Grill more with the three-tier stainless steel grates, and cook it all 20% faster thanks to the new TRU Convection® system. Adjust the grill from the couch, or across town, with The Timberline’s WiFIRE® controller. It lets you to kick up the smoke, set timers and change or hold set temperatures from 165°F to 500°F within +/- 5°F all from a phone via the Traeger App.