Are my lights working?

From time to time we get questions about the LED lights on our devices.
Are all my lights supposed to be working?     
What color are the lights supposed to be?
6 of my lights are not working?
Your Quasar MD Plus device comes with 6 red LED's, 6 red/amber LED's, 6 amber LED's, and 6 infrared LED's. Infared LED's are invisible to the human eye. As long as your lights look like the diagram above, then your Quasar MD Device is working perfectly! If you have any other questions please feel fee to contact our company!