Cordless, convenient, and extremely effective. XLR8 Redline Poll/Neck Wrap offers BOTH Red Light and Near-Infrared therapy in one simple device. The Redline Poll/Neck Wrap addresses pain, stiffness and tension in the poll and TMJ. It delivers 660nm and 850nm together or individually to tailor the therapy to your horse's need. Comes with a USB-C charging cable. No more wires or bulky battery packs around your horse's head.