Nail fungus light -- It is highly effective and safe with precise effect, short course and few side effects compared to traditional methods. Principle: The light can effectively penetrate deep into the nail bed to reach the tissue area and control the temperature of the surface at 43-51, so that the fungus loses the ability to reproduce thus producing a significant effect. Earlier use Earlier recover: Nail fungus does not recover on its own.Restoring nail problems requires determination and persistence. Fungal toenail light device can save you from social awkwardness and mental burden. A large number of observations and tests - The solution is safe, as the light only works on the lesion and the users only feels warmth without the risk of burning the tissue. Economical and user-friendly - Suitable for all kinds of people.Such as elderly pregnant woman and children. Warm Reminder: Before you use the product for the first time, please make sure it is fully charged. It is best to charge it for 90 mins.