1、100% brand new and high quality air activated switch button. 2、Convenient,safe and insulation,even if some water is exposed,it can work normally. 3、Suitable for most food garbage waste processor. 4、Made of engineering ABS plastic & 304 stainless steel & silica gel seal ring, durable in use. 5、High-grade stainless steel shiny button with chrome plated, anti-rust and corrosion resistant. Features: 100% brand new and high quality air activated switch button. Convenient,safe and insulation,even if some water is exposed,it can work normally. Suitable for most food garbage waste processor. Made of engineering ABS plastic & 304 stainless steel & silica gel seal ring, durable in use. High-grade stainless steel shiny button with chrome plated, anti-rust and corrosion resistant. Specification: Condition:100% Brand New Material: ABS Plastic & 304 Stainless Steel & Silica Gel Color: Silver + Black Mounting Hole Size: 34mm/1.3inch Size: 12.5*8*5cm / 4.9*3.1*2in Package list: 1 * Air Switch Button