Napoleon LEX 730 Built-In Grill with Infrared Rotisserie Burner (BILEX730RBIPSS), Propane Gas Space saving lift ease roll top lid Jet fire ignition system with stainless steel wave cooking grids and ACCU-PROBE temperature gauge Engaging I-GLOW backlit control knobs for late night entertaining Heavy gauge, long lasting stainless steel commercial grade burners with stainless steel sear plates to vaporize drippings and control flare-ups High intensity ceramic infrared bottom burner (right side) for searing perfection