Applicable appliances: Can be widely used as electric heaters, water heaters, lamp dimmers, small motor speed controllers, and electric welding temperature controllers. Long length: The regulator with peak voltage absorption circuit effectively protects the high-power silicon control, ensuring longer life and better durability. Wide adjustment range: Offers a wide voltage adjustment range, allowing the output voltage to be easily adjusted between 50V and 220V. Easy to use: Connect the product in series with a desk lamp or equipment. The rotating knob enables brightness adjustment, speed control, voltage regulation, and temperature control, making it very convenient to use. Adjustment: The temperature regulator features a specially designed motor speed control circuit that uses a precise multi-turn potentiometer to regulate the minimum output voltage.