HOBBY FOCUSED - Useful and fun for students, collectors, testers, and anyone interested in exploring the microscopic world. Cannot be used as a document camera. HIGH DEFINITION - 2.0 Megapixels, up to 250x magnification (Note: Final magnification corresponds to monitor size) BROAD COMPATIBILITY - Uses a webcam chipset and sensor to support nearly any operating system using standard webcam software. Users with an Oculus Rift may require additional setup INTEGRATED LIGHTING - LED halo light with brightness adjustment control. Flexible arm stand with observation pad includes graduated marks for easy measurement 2 YEAR WARRANTY - We love our Plugable products, and hope you will too. All of our products are backed with a 2-year limited parts and labor warranty as well as Seattle-based email support