Violet Ray Wands apply a high voltage, high frequency, low current to the human body for therapeutic purposes. The combination of high frequency electrical energy, magnetic field, small amount of ultraviolet and quantity of ozone, led to the many claims of medical cures. Ray Gun is the most advanced VUV light therapy device on the market, designed to treat many kinds of surface and deep skin issues effectively and safely. Ray Gun may be safer and more suitable for treating skin problems.