This article explains what the different lights mean on your WAVE 1
What are the differences in the light colors on my WAVE 1 during a session?
Purple, Blue and Orange lights on the end are the indicator lights. They change color when they move from one frequency cycle to the next.
Charging Indicator
Green light – flashing, The WAVE 1 is charging (while connected to a power source)
Green light – solid, The WAVE 1 is fully charged (While connected to a power source)
Red light – flashing, The WAVE 1 battery is running low. Connect to power to recharge
What are the lights underneath the anodized case?
Red and multi-colored lights on the bottom of the case are the LED’s which indicate the intensity of your cycle.