Electronic effort organizer

4000-watt electrical voltage regulator – AC 220V with display screen full control of electrical voltage for household and industrial devices using high-efficiency voltage regulator with capacity up to 4000 watts, designed to provide stable performance and ease of use. Features: High capacity up to 4000 watts AC 220-volt electrical voltage regulator Rotary control knob to easily and accurately adjust the voltage Display screen / indicator light to show operating status On and off switch to enhance safety Durable metal body with ventilation holes for cooling Suitable for controlling lighting, heaters, motors, fans, and workshop tools Specifications: Electrical voltage: AC 220 volts Maximum capacity: 4000 watts Control type: manual Use: household and light industrial Color: black Uses: controlling light intensity, regulating fan and motor speed, operating heaters and electrical devices, suitable for workshops and home projects