PRUNGO FluxGo (Lite) Review (RLT300, Red Light Therapy) After four weeks, the PRUNGO FluxGo dual-wavelength RLT device provided noticeable relief for my chronic lower back pain. Hands-on review of its 660nm LED and 850nm polarised laser technology.

The PRUNGO FluxGo (RLT300) review is in. We tested this dual-wavelengt device and found it delivered excellent relief for chronic lower back pain and muscle recovery.
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