Feature:1. Scope of application: Ideal for controlling pneumatic switches for products such as waste disposers, massage bathtubs, children's toys and so on.p>2. Easy to install: The air switch for the waste disposer can be easily installed on any countertop or sink, the mounting hole is approximately 28 mm m1.1 inches.3. ABS material: Made of ABS material, durable, waterproof and tight, excellent workmanship makes the products durable, not easy to damage.4. Strict fit: The upper air switch of the waste disposer strictly fits the original opening position of the machine with precise shape and size.5. Good workmanship quality: The waste disposer button has excellent workmanship, beautiful appearance and provides a great user experience.Specification:Item Type: Air Pressure Bath SwitchMaterial: ABSColor: As shown in the picturesWeight: Approx. 29g/1.0 ozInstallation opening: Approx. 28 mmPackage list:1 x Air Pressure Bath Switch