About Product:Light protection (circadian dual-purpose) infrared digital night vision instrument is a new type of night vision, it uses a new digital processing system, equipped with a low illumination image sensor, 940 high power infrared auxiliary lamp, covert observation more security. Easy to take pictures and video, video output link monitor, it subverts the LLL night vision during the day and can not use the traditional, open up the dark environment clear image new research field