RUBY SERIES by SUNSTONE 4 Burner grill is the Pinnacle of Grills, built with ALL 304-grade stainless steel construction, seamless edging, and eye-catching features. Exclusive ALL 304 SS Fabricated I-Burners with an output of up to 80,000 BTUs all with integrated independent Flame-Thrower Ignition in ALL burner positions. The cooking grids are Solid 304 Stainless Steel, with Exclusive Variable Rod Spacing on the circular inset grate, grill larger items on the left and right sides and smaller items in the middle like hot dogs, even turn the grate so bars run horizontal and grill your own way. The cooking grids are designed for endless upgradability with multiple upgrades possible like the Pizza Stone, Griddle, Charcoal Tray, Deep Fryer, or Sear Pro Grate, even add an extra Warming Rack or up to two Rotisserie Rods at the same time. Compliment all this with the interior halogen lighting, great for evening grilling and exclusive LED lighting effects on the front control panel change from a cool-blue light to White, Orange, and finally to a deep-red light as the grills temperature increases by a rate of up to 150 degrees per minute. With Sunstone Ruby Grills LED Lights, you will know exactly when your grill is ready to barbeque. Included Smoker Box. All Construction Materials & Components are made with Solid 304 Stainless Steel Engineered and Designed in the USA, by the grilling experts of Sunstone.