Other FeaturesPL stands for Intense Pulsed Light. Philips Lumea applies gentle pulses of light to the hair root, putting the follicle into a resting phase.As a consequence, the amount of hair your body grows gradually decreases. Repeating the treatment leaves your skin beautifully hair free and touchably smooth. Treatment to prevent hair regrowth is safe and gentle, even on sensitive areas. Philips Lumea is clinically tested and developed with dermatologists for easy and effective treatment, from the comfort of your own home,Objective studies show at least 85% hair reduction in as little as 3 treatments**. The first 4 treatments must be carried out every 2 weeks, after which you should already be able to see the desired results. To maintain your results, simply touch up every 4 weeks. After just 8 touch up treatments you can be hair-free for at least 3 months*. To enlarge this picture, please click on the image in the image gallery at the top of this page,Philips Lumea Prestige works effectively, easily and safely on a wide variety of hair and skin types. It works on naturally dark blonde, brown and black colored hairs and on skin tones from very white to dark brown. As with other IPL based treatments, Philips Lumea cannot be used to treat white / grey, light blonde or red hair and is not suitable for very dark skin. This is due to the high contrast required between the pigment in hair color and pigment in the skin tone.