1. All systems has LCD digital display. (Can see the system working condition, such as system voltage, system power, charge current, etc)
2. All systems have AC and DC output, and also have AC charger function for backup.
3. When the electricity off, it can switch automatically and take use of battery power to run load. When power on it also can switch automatically and take use of main power(utility electric/generator electric), at the same time charging battery.
4. The inverter is pure sine wave inverter, it can load inductive load such as air condition very smooth.
5. Each component has single chip detect which protected itself.(Over-voltage protection, low-voltage alarm, overload protection, over-heat protection, short-circuit protection, etc)
6. Battery for option, there are many kinds of battery you can use in the system, not only using our battery.
7. Felicitysolar solar power system can update configuration easily, we will provide a professional advice for you according to your inquiry.
8. Easy installation, we will provide the install files and data to you.
9. Competitive price with high quality solar power system, professional technology, and more function than other company.
10. Safe and beautiful, our engineer designed the system with professional technology.
11. Long lifespan, trouble-free and no maintenance because of the system components high quality.