Note: Only works with Android system phone， does Not support iOS system; And your Android Phone must support OTG function. It cannot work with android phones without OTG function. Please carefully check your phone before ordering， or we'll not be responsible due to the reasons above. 1.Micro USB interface， support android， can capture photo and record video， and save it on your Android smartphone for record recheck， convenient observation and follow-up analysis.2.With a Micro USB to USB interface Adapter， it can also be used for computers.Specifications:1.Material: Rubber2.Lens Diameter: 7.0mm3.Cable Length: 1m 4.Waterproof: IP675.Light: 6 adjustable LEDs6.Resolution: 640 x 4807.Pixel: 1.3 MP8.Micro USB interface9.With a Micro USB to USB interface Adapter10.Focal Distance: 3-8cm visible， 6cm the clearest.11.Frame Rate: 30ftps12.Support Systems:for Android/for Windows 2000/xp/ Vista/7Package Contents:1 x Endoscope Camera1 x Micro USB to USB interface Adapter1 x Side Audition1 x Magnet1x Hook1 x User Manual1 x CD