* CPU controll and
* Transfer time less than 4 Ms.
* Extremely low return noise and no disturbance to talking quality
* Use-friendly interface, LED/LCD digital display and computer screen display of inverter operation status
* RS232 port, smart power management software, automatic file saving and shutting down at power abnormalities
* Special charging system design for better protection of battery life
* Short circuit, overload, overload, over voltage and low battery protection
* Compatible with generators and suitable for harsh environment where power voltage is extremely unstable
* Can be used as UPS from 300w to 30KW