Features: 1RELIABLE CAPACITORS: Using excellent capacitors with good parameter consistency and high reliability, you can use with confidence 2ACCURATE AND STABLE: Possess high resistance accuracy, wide range of working temperature, small drift, good stability 3EASY TO ADJUST: Potentiometer possess smooth regulation, not easy to be damaged, can be used for a long time 4TECHNICAL PARAMETERS: Voltage regulation range from 210 to 250V, output voltage is 0 to 115VDC at 230V, output current is 20A continuous 5STABLE AND DURABLE: Automatic voltage regulator come with stable structure, excellent performance and long service life Item Type: Automatic Voltage Regulator Material: ABS Voltage Regulation Range: 210-250V Frequency: 50 60hz Output Voltage: 0-115VDC at 230V Output Current: 20A continuous Package Included: 1 x Automatic Voltage Regulator 1 x User Manual