This unit was removed from a clinic in Toronto in January.  The owner entity filed for bankruptcy and was forced to liquidate the equipment.  
This unit is in good working order.  Please message me with any questions.
 
 
From Erchonia Website:
 
The FX 635 laser provides patients experiencing chronic pain with a new treatment option. This non-invasive, pain-free, efficacious solution targets pain centers and helps to relieve musculoskeletal conditions.
The FX Series lasers by Erchonia are the only low level lasers FDA cleared to treat:
Low back pain
Plantar fasciitis
Nociceptive musculoskeletal pain
Indications for Use: – K190572
The Erchonia® FX-635 laser is indicated for the adjunctive use in providing temporary relief of nociceptive
musculoskeletal pain.
Indications for Use: – K180197
The Erchonia® FX-635 laser is indicated for the following two indications:
a. as an adjunct to provide relief of minor chronic low back pain of musculoskeletal origin.
b. as an adjunct to reducing chronic heel pain arising from plantar fasciitis.