The set-up was a breeze. The instructions said to charge it for 18 hours but that really isn't necessary. I let it charge for 4 hours and after hooking it up and installing the software the battery reported at 100%. The software is very user friendly and is easy to configure. So far so good...
The LED Indicators mean the following: Power on, wiring fault, using battery, AVR, overload. Please check your manual for specifics, or you may feel free to contact Cyberpower Systems for technical inquiries at: http://www.cyberpowersystems.com