1Microcomputer control, automatically start and stop. 2LED indicating fault information, which is convenient to use. 3Using high quality glass resistor, working temperature: -55C ~ 350C. 4High quality potentiometer, smooth adjustment, not easy to damage, 100% imported original IC. 5High accuracy of resistance, wide operating temperature, small drift and good stability. Features: 1. Microcomputer control, automatically start and stop. 2. LED indicating fault information, which is convenient to use. 3. Compact size, light weight, practical and easy to use. 4. Solid structure, low noise, stable working performance. 5. Using high quality glass resistor, working temperature: -55C ~ 350C. 6. High quality potentiometer, smooth adjustment, not easy to damage, 100% imported original IC. 7. High accuracy of resistance, wide operating temperature, small drift and good stability. 8. High quality capacitors, good parameter consistency and high reliability. Specification: Condition: 100% Item Type: Generator Controller Model: DSE701AS Mounting Hole Size: Approx. 68 x 68mm / 2.7 x 2.7in Package List: 1 x Generator Controller 2 x Fixing screw 2 x Key Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.