Features: 1. Using intelligent protection chip, it will not damage the battery and electrical appliances, so that the electrical appliances are stable and safe to use 2. Compatible with most devices on the market 3. Inductance, filter current impurities; large capacitor, stable current output 4. High conversion rate, long working hours, more energy saving and safer 5. One-button control of 220V switching power supply, efficient management, safer electricity consumption 6. Buzzer, reminding device input voltage, high voltage, overload, low battery voltage, etc., to remind the abnormal state of the inverter 7. Long time trouble-free operation, reliable mobile power station 8. Intelligent silent fan, lower the internal temperature and last longer 9. Single display only shows input voltage 10. LCD multi-function display, the voltage, power, and load power are clear at a glance, and the operating status of the machine can be understood in time