Well...I appreciate the info but I am still stuck.
According to DipMicro they even say refer to the manufacturers datasheet. LOL the only problem is that I do not see it. The manufacturer is listed as generic.
According to the product page it gives the Forward Voltage and Current Rating (http://screencast.com/t/Pzl0Xnz7
The product page is here http://dipmicro.com/store/LED5W
Is there a way to use my tester? I can measure volts perfectly (well for me that is). But I cannot quite figure out how to test Ohms.