Purenail Mushroom Laser Therapy Device: interact with 470nm blue light and 905nm ultra-pulsed invisible light affected by interaction. It is healthy and reliable and not a complex procedure. Effective and significant effect: after 7 minutes daily use, you will have a different experience. Within a few weeks you will feel the joy of the great results. PORTABLE & COMFORTABLE: The nail cleaning tool, super lightweight and compact, fits comfortably on fingers and toes of all sizes, brings it conveniently to your life, anytime and anywhere. Tips for operation: just place the device on the affected nail, long press the power button --- The indicator light will start flashing, the blue light and invisible super pulse light work at the same time. The device is treated for 7 minutes. It turns off automatically and it is recommended to use it at least once a day to make the effect more noticeable.