Key in "tripropower" as the serial number for installing the software of Power Saving, Power Saving II, Power saving Plus, and Power Saving Plus II
Key in "511C1-01220-0100-478DF2A" as the password for installing the software of WinPower.
Power Saving - For POWER OFFICE Series (RS232) Power Saving II - For POWER OFFICE Series (USB) Power Saving Plus - For POWER PLUS (RS232) & POWER SMART Series Power Saving Plus II - For POWER PLUS (USB) & POWER SMART ART series WinPower - for POWER PRO Series