External USB 2.0 interface design plug and play; - Suitable for laptop / desktop computer use; - OS supported: Windows XP / Windows 2003 / Windows Vista / Windows 7; - Working temperature: -20'C~100'C - 300KP 1/6" CMOS sensor resolution 640 x 480 - Provided dynamic recording AVI format - Frame rate up to 30fps - Focus: 3cm~50cm - Lens visible angle: 62 degree - Waterproof: IP67 - 4-LED white light brightness adjustable - Auto white balance Auto exposure - Brightness contrast ratio color adjustable - Can be used in the medical industry to check the skin / ear / mouth etc machinery industry for inspection and maintenance of engines and other machinery; for pipeline repair industry to check whether the pipeline is damaged or blocked for underwater operations.