EASY FILL RESERVOIR: The top of the handle pops open allowing you to easily fill the reservoir with waterFLOW CONTROL KNOB: The knob on the brush head allows you to control the flow of water while you are using the brushFRONT SCRAPER: The stainless steel scraper on the end of the brush head helps to remove any baked on stubborn residue for a true deep cleanCLEAN WITH STEAM: Set your grill to a low temperature and fill the brush handle with water to create steam for deep cleaning