... and removing bad skin condition such as belly wrinkles.Safety Ultra-low volts (DC 36V) is applied with this system without ... or bends. Features:1. Far infrared ray generated by this therapy pad will penetrates into skin for 3-5cm,thus will ... to use on back,waist,belly,joint;has a good therapy effect for arthritis, rheumatism,unknow painness,injured wound etc.3 ...