Product features 1.AS emergency power, it can help to solve power failure rapidly. Light, 4-wheels is the best choice for outdoor working. 2. High conversion rate 100% copper alternator, class F insulation, high conversion rate. 3. Stable output Smart AVR controller ensures stable voltage and less voltage waveform distortion. 4. Digital panel Digital intelligent control panel with display of voltage, frequency and running time, makes easy maintenance. 5. Easy carrying An open frame configuration means its easy to move and use. 6. Wide application Various output sockets are available to meet all customers requirements 7.Warranty period is one year or 500 hours.