Patented Technology - It use the Unique plasma micro district discharge technology with low temperature and high frequency without hurting the normal skin, no bleeding and little pain Reliable Material - Made of environmentally friendly ABS material, safe and sound Easy to Use - 3 kinds of adjustable modes and 6 needles to do different treatment, smart and reliable, Lower level is used on spot and freckle Humanize Design - The Plasma Pen is extremely lightweight, wireless, portable, and charges by USB.You can use or carry it anywhere easily Practicality - Practical spot removing effectiveness with black exquisite package is the best gift for your relatives or friends