Take complete control of your power with the LVYUAN 500VA Variable Transformer. This essential tool provides smooth and precise adjustable AC voltage from 0 to 130V, making it the perfect partner for a massive range of industrial, laboratory, and electronic applications. Safely test equipment, control motor speeds, and power sensitive devices with confidence, thanks to the clear built-in voltmeter and robust safety protections. Engineered with a high-quality copper coil for efficient, quiet, and reliable performance, this variable voltage regulator is the versatile and durable solution pros and hobbyists trust.