Function: 1. Scope of application: Ideal for controlling pneumatic switches for products such as garbage processor, massage tub, children's toys and so on. 2. Easy to install: Garbage disposal air switch can be easily installed on any countertop or sink; mounting hole is about 28 mm (1.1 inch). 3. ABS material: Made of ABS material, durable, waterproof and tight; excellent workmanship makes the product durable and not easy to damage. 4. Precise fit: The upper air switch of the garbage disposal sink strictly matches the original opening position of the machine with the exact shape and size. 5. Good workmanship quality: The garbage disposal button adopts excellent workmanship and has a beautiful appearance, providing a great user experience. Specification: Article type: Air pressure bath switch Material: ABS Color: As shown in the pictures Weight: 29g (1.0 ounce) Installation aperture: 28 mm Package list: 1 x Air pressure bath switch