Fit For 5kw Single Phase EC6500 Gas Petrol Generator Automatic Voltage Regulator Precise Voltage Regulation:+/-0.5% voltage regulation maintains a steady output, crucial for sensitive equipment. Wide Voltage Input Range:Sensing input voltage from 18-90v ac, ensuring compatibility with various generator models. Water-Resistant & Sturdy: Certified with an official waterproof grade, this power module keeps out dust and moisture to deliver consistent in all weather scenarios. : Boasting a small, lightweight build, this transformer assembly can be mounted directly without tools or know-how., Manufacturer: EHYSYN