【Easily Crush Food Waste】This 3/4 HPKitchen Garbage Disposal uses fast rotation and centrifugal force to easily crush poultry bone, fish bone, pork bone, coffee grounds, fruit peels, shells and seeds, tea dregs, food scraps, meat shells and egg shells. It can crush large pork bone and steaks up to 1 cm, easily handling daily meals for large families or family gatherings. High speed: 4000 rpm. (Note: This product only supports air hose button).【High-Quality Materials】The top of our Electric Kitchen Waste Disposer is made of high-quality stainless steel, which is durable and rust-proof. It has a reliable grinding level to assure the processing of daily food scraps. This is thanks to the 370-watt pure copper induction motor and durable galvanized steel parts, spir-al flushing, and fine and residues-fr-ee processing.【Safety Protection】Our Kitchen Sink Food Waste Disposal adopts a bladeless safety design and uses high-speed rotating hammers to effectively crush unused food waste. In addition, the disposer is equipped with an overload protection device to prevent overheating, overloading and excessive current, and will automatically stop working if the garbage disposer is stuck with bone. These safety measures are designed to protect your safety.【Convenient Design & Low Noise】This household kitchen food waste disposer adopts a pneumatic switchs setting, making it easy to use even in a humid environment. The 40-decibel ultra-quiet motor creates a clean, quiet and comfortable kitchen environment. The enamel lock design is adopted, and the firmly tightened lock can effectively prevent loosening or falling during ope-ration.【Low Energy Consumption Reduces Waste】Please note that the inner diameter of the sink must be exactly 90 mm.If the inner diameter is too large, it can be adjusted with a special adapter. The product does not come with a reducer and needs to be purchased by the customer. The product comes with an instruction manual and can be easily installed without any tools. Low consumption, a small amount of water and electricity every day, easily solve the troubles of kitchen waste.