1、 The material is plastic,wires and power;though the material is little complex,the material is what the material of the product should be. 2、 The color is mainly black that also is the color widely used on industrial accessory. 3、 Starting mode is electric start,is also a commonly used starting mode, more common and safe. 4、 The product coud fit single phase 2KW gasoline generator. 5、 The product is convenient and practical, and provides a strong backing for the operation of the generator. Description:Chinese Generator Voltage Regulator Rectifier Single Phase AVR Fit 2KWSpecifications:Color:Mainly BlackMaterial:Plastic+wires+powerSize:11cm* 3.8cm* 3.5cm(L*W*H)Wire Length: about 7cmWeight:114gPower:2KWStarting Mode: Electric startFit for:Single-phase 2KW gasoline generatorPackage included:1pc voltage regulator