["brand new and high quality Features: This 4 position rotary switch can be used to adjust a wide variety of appliances.Common applications include juicers, ovens, humidifiers, blowers, massage equipment, etc. It enables you to control various functions of your electric equipments like the fan speed, the temperature and the airflow of your humidifier. Direct replacement for a missing or damaged control knob. Easy installation.Stable characteristics, high reliability. 4 Position Rotary (off, L1, L2, L3) Control Knob ONLY,other accessories demo in the picture is not included. Specification: Material: Plastic Color:Black Size: app.3.2x3.2x0.9cm/1.26x1.26x0.35in(LxWxH) Electrical Rating13A-120V AC, 10(3)A-250V AC Frequency60/50HZ Operating Temperature: 105-125/221-257 Life Span: 10,000 cycles Operating Force: 650gf +/- 100gf. Quantity: 1 Pc Note: No retail package Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Control Knob Switch"]