MTEHFYAF® Handheld Light Energy Physiotherapy Device for Muscle Pain Relief, Suitable for Human and Pet Use.1. Product streamlined design, shell made of ABS handheld light energy physiotherapy instrument, mirror design using a concave surface, to achieve the convergence of the luminosity of the role, can be better achieved with other red light phototherapy instrument is different, better results. Safe, painless, natural and environmentally friendly without any side effects to relieve the body of joint and muscle pain, persistent use can accelerate the