Pair LYS 1.0 to your iPhone and use the LYS application to generate beautiful and insightful graphs that visualise your daily light intake. Use the LYS app to benchmark the light you receive against recommended levels. Reaching your Daylight Goal improves alertness, concentration and energy levels. Equally, reach your Sleep Ready Goal to prepare for a good night's sleep. By inputting your age, gender and chronotype you will receive tailored advice to reach your recommended goals. Discrete and friendly notifications will keep you posted on your progress and send you easy tips to help you improve your habits for a healthier lifestyle.