What is this?It is commonly used in various applications, good for lamps and lights control, home appliances, dimmable LED, incandescent, halogen lamps, adjustments, and DIY projects.What will I get?Color: BlackModel: ZE-256Type: Knob SwitchFunction: Low-High-OffWire Length: 150mmMaterial: Plastic, CopperMounting Hole Size: 10mmRating Power: 3A 250V AC / 6A 125V ACSwitch Dimensions: 37 x 18 x 8.5 mm / 1.45 x 0.7 x 0.33 inch (L*W*H)Package Content: 2 Pcs x Rotary SwitchAre there any advantages in this product?It's practical to use, it can be dimmed easily and conveniently.Made of plastic material, knob and plastic base, with good workmanship performance, which is durable in use.How to use it?It's easy to install, plug in mount, and is equipped with 2 lead wires, which is convenient for wire connecting.