Nail fungus blue light laser pointer, painless manicure for onychomycosis describe: Laser pointer combined with 905nm infrared pulsed laser radiation and 415nm blue energy, Antifungal laser penetrates infected nail plate and lock disease-causing pathogens on the nail bed. This creates a synergistic effect of killing onychomycosis Does not affect or damage surrounding tissue. Eliminates fungus from fingernails and toenails, nail beds and epidermis, Painless and can also solve the foot odor caused by fungi You can see incredible results within two weeks. You just need to press a button to get started For the pen, you can simply apply it to the infected nail Daily post-laser for best results. Note: It is better to use with nutrient solution The product needs to bring its own AA battery, the product without battery Specification: Product Name: Nail Fungus Repair Pen Product size: 2*2*14 Product weight: about 30g White Product packaging: opp Need to be used in conjunction with repair fluid Efficacy: Effectively kill onychomycosis, eradicate fungi and fingers, toenails, nail beds, epidermis, and resolve Foot odor caused by fungi. This product requires your own AA batteries, this product without battery Package Included