Around 10mins for dark skins. Back Joint and Muscle Pain. Safe healing Cold light wavelengths. The 808nm is effective for healing pains. This high quality device is safe and portable when you at home or travel.
It is effective at treating both Human and Animals of all areas. You could choose the time. Three CENTRAL 808nm LASER DIODES are invisible by eyes. PHYSIOTHERAPY PAIN RELIEF DEVICE HOME USE: Suitable for human wrist, foot, elbow, ankle, neck, waist, back, ear, face, shoulder, back, leg, knee, nerves, muscle pain, tennis elbow.Also it serves as an aid to therapy for various diseases such as frozen shoulder, arthritis and neuromuscular pain. Treatment time is one or twice a day, about 10-25 minutes each time.
15 days is one treatment course and 2-3 days' interval between 2 courses. 1x Safety Glasses with zipper case. This device has a perfect combination of 12x 650nm lasers and 4x 808nm laser.
The 808nm lasers are more powerful but invisible to the human eye.