PRUNGO offers a medical-grade red light therapy module specifically designed for back pain relief. The device combines a focused 650 nm red LED beam and polarized 850 nm near-infrared light to deliver deep, precise energy that helps reduce inflammation, accelerate tissue repair, and ease discomfort . Portable and easy to use, the PRUNGO module is ideal for on-the-go pain management an... https://prungo.com/blogs/medical-applications/best-red-light-therapy-for-back-pain