low frequency therapeutic equipment is a tens massager. Has Six major functions ... 1kgPacking:20pcs/cartonGross weight:21kgMeasurement:64 x 29.5 x 47.5cm Product registered No.:GuangDong FDA of Medical device Registration ... as low back pain (LBP), arthritic pain, sympathetically mediated pain, bladder incontinence, neurogenic pain, visceral pain, and postsurgical pain low frequency therapeutic ...