(4x808nm +12X650nm) Cold Laser Therapy Device for Muscle Reliever, Knee, Shoulder, Back, Infrared Light Therapy Pain Relief Device with 650nm and 808nm,
Brand: yofalo

makes the muscles more comfortable

Portable & Convenient Operation: Small size and handheld, specially design for household use. 4 unit light with 808nm and 12 unit light with 650nm .The output power is 660Mw.
One long press to turn on, press again to start treatment. A rechargeable 2600mAh lithium battery inside, when fully charged for 2 hours, its duration time reach 4 days.
The 808 nm is a very weak beam, it is not as bright as the 650 nm, so the naked eye is difficult to observe clearly. So you probably don't think it's activated yet, actually it's already working.Just use your iphone or any phone's camera to take a picture and look through this picture and you should see it.
More detail information please see the product manual which in the package box.
One year warranty. If you have any problems, please contact us at any time. We are happy to help you solve them!