1. High conversion efficiency, smart soft start function. 2. Multiple safe protections 3. Input and output are completely independent 4. Smart, light,and portable,designed for home use. 5. Universal socket, suitable for all kinds of plugs 6. Pure sine waveform output 7. Applicable for resistive/sensitive loads 8. High-procision voltage stability technology 9. Aerospace-grade silence technology 10. Cooler of fan and working status are intellectually controlled by MCU, which mostly prolongs its service life and helps to save the power consumption