Note: The color of the product shipped is as shown in the first image. The specification and quantity are based on the details provided in the title. If a change is needed, within 12 hours after placing the order. Product Features: 1. Each product has a unique Manufacturing Part Number label on the inner package, indicating it has passed quality checks. The label includes Part Number, Model Number, and inspection date. 2. If you have any questions about the item, please provide the Manufacturing Part Number for verification. 3. Fixed hole spacing: 22mm / 0.87 inch. 4. Four positions with three rotations. 5. Position selector rotary switch designed for mixers, juicers, soy milk machines, and other small appliances. 6. Suitable for small appliances with power up to 800W. Specifications: - Material: PA66 - Color: Black - Name: BQLZR - Size: 2.93 x 2.6 cm / 1.15 x 1.02 inch (Diameter x Height) - Fixed hole spacing: 22mm / 0.87 inch - Weight: 18g Package Includes: 1 x Selector Rotary Switch 1 x Knob Note: Due to differences in monitor models and display settings, actual colors may vary slightly. Size measurements are taken manually and may have a 1-2 cm deviation.