Emergency lights includes lights with the world's most used warning colors, such as police or ambulance lights, different flash patterns and siren sounds. In addition has a nice and intuitive design. Features: - Most used warning colors in the world. - Set 1 or 2 color lights. - Adjust each color as you wish. - 16 full screen light sequences. - 16 split screen light sequences. - 2 speeds per light sequence. - Siren sounds. - Nice and intuitive user interface. Warning: some people may be sensitive to flashing lights. Photosensitive epilepsy (PSE) is a form of epilepsy in which seizures are triggered by visual stimuli that form patterns in time or space, such as flashing lights, bold, regular patterns, or regular moving patterns.