The product makes screenshots of the teacher PC's monitor (full screen or active window) automatically with intervals of 1 second to 1 hour or manually by PrintScreen button and demonstrates all screenshots to all students. It works in a local network or over the Internet and supports up to 100 users simultaneously. You can record all screenshots into an archive, also, each screenshot may be saved as a graphic file and printed out. The full-screen mode allows for student to feel as if he(she) is sitting in front of the teacher's monitor. You can send any text messages to your students and they can answer on it. Password protection for safety is supported.