Feature: 1. High Quality Glass Resistors And Potentiometers: High quality glass resistors, the working temperature is ‑55℃‑350℃. The potentiometer is smoothly adjusted and not easy to damage. 2. Reliable Capacitors: High quality capacitors, good parameter consistency, high reliability. Imported original IC, stable performance. 3. Wide Range: High resistance accuracy, wide range of operating temperature, low drift, good stability. The voltage adjustment range is 195V~265V. 4. Portable & Easy to use: The voltage regulator is small and compact, easy to install and disassemble, and simple to operate. 5. Practical: The voltage is automatically adjusted to meet your needs. This product is very practical generator accessories. With low frequency protection. Specification: Item Type: Automatic Voltage Regulator Material: PCB+ABS Color: As shown in the picture Model: AVR-20 Application: Brushless diesel generator Installation Hole Distance: Approx.115mm / 4.53in Installation Aperture: M6m Output Current: 0~20A Output Voltage: 0~115V Voltage Adjustment Range: 195V~265V With low frequency protection . Package List: 1 x Automatic Voltage Regulator 4 x Wire Note: 1. The input voltage of the regulator should not exceed the range, otherwise the module will be damaged, resulting in excessive damage to the generator's power generation function.2. Please make the wiring connection according to the provided wiring diagram.