Fourposition rotary switch for precise speed control Provides four settings: off, L1, L2, L3, allowing you to select the exact level you need for your appliance. Wide compatibility for common household devices Designed to work with electric ovens, fans, and humidifiers, making it a versatile solution for managing multiple devices in your home. Easy wiring process for quick installation Straightforward wiring: simply strip the wires and insert them into the correct terminals for a hassle setup. Durable construction for reliable daily use Made from sturdy ABS material, built to withstand regular operation without sacrificing performance. Use scenarios Adjusting a ceiling or table fan speed: switch between low, medium, and to match room conditions. Controlling a humidifier's airflow or mist output: finetune operating level for comfortable humidity. Retrofitting a convection oven or similar appliance: modulate the internal fan speed to influence cooking or cooling airflow. Key attributes Function: fourposition speed or power control with an off option. Compatibility: suitable for electric ovens, fans, and humidifiers. Material: ABS construction for durability. Performance: provides stable, repeatable settings across multiple devices.