Features:
1. Accurate pure sine wave output; strong capacity of different load.
2. Smart RS232 communication port
3. Advanced performance due to the CPU control.
4. Wide range of power input and accurate output AVR.
5. Perfect protection for overload,short circuit,over-voltage,low-voltage and over-heating etc.
6. Concise LED display and distinctive LCD display are optional.
7. Intelligent battery management.
8. "L"means long back up model without battery inside,"S"means standard model with battery