The SENSSE Professional LED Face mask was developed for improving a multiple of skin concerns, from improving blood circulation, reducing wrinkles, stimulation collagen growth to improving age spots and skin imperfections. The 90 LED lights omit at different levels to cover a multitude of concerns and give a noticeable improvement over 4 weeks use. There are 4 different LED light programmes to select from, each offering a different treatment with a maximum of 10 minutes for 1 treamtent and 1 automatic treatment that covers all 4 wavelengths with a 15 minute programme. Use as per instructions to see visible results after 4-6 weeks