1. Safety: The power cable is UL certified and can be used for a long time. Suitable for 110V to 130V voltage. 2. Easy installation: The air switch button can be easily installed between 1 1/4" and 1 3/4" of any sink or counter mounting borehole. The 2.5-inch fuselage can be mounted on thicker surfaces, such as granite, marble and quartz.lf. 3. Good compatibility: It can be used with Waste processors of any brand (��2HP), ideal for Waste King, ISE, Moen, GE, etc. 4. Cut off excess hoses. Do not coil excess hoses between the button and the control module, as this will make the switch unreliable. 5. Safer living starts here: The kitchen is wet, especially under the sink, and the air switch kit provides you with a safer kitchen life, avoiding direct contact when using waste disposal, which is safer and more convenient 6. Aluminum alloy shell: aluminum alloy shell, unlike plastic as fragile, waterproof, rust, scratch resistant, durable after use 7. Waterproof: the button is covered with high-quality ABS, no rust, no fade, excellent water resistance, can be pushed by wet hand, more safe and convenient 8. Provide convenience for your other appliances: The extension power plug is small and can save space for another outlet. No need to buy extra plug plates for your water heater/hot water machine/dishwasher.