Sourcingbay Smart Digital Telescope Adjustable Focus Monocular Scalable HD 2 Megapixel Monitor Camera System with Portable Tripod Spotting Scope Inherited with Traditional monitor camera functions, besides, it has many other advantages. It can monitor through further distance and easier installation and debugging without circuitry, power, control and storage hosts. All you need is just a set of computer, anybody can perform this interesting task with great sense of accomplishment. Cooperated with digital telescope software, you can capture a moving object, videotape it, sound the alarm and perform an online live show. It adopts highly compressed video files that only occupies very small space, so you do not have to worry about your limited hard disk space.