latest version endoscope work with Android 4.4+ and iPhone with iOS 9.0+ system.3-in-1 port design: It comes with a Type-C port as standard, but also with an Android Micro-USB and an Apple Lightning adapter.Please note: Only for Android smartphones/tablets with OTG and USB UVC function.We recommend you install the free app "USB OTG CHECKER" to check OTG before purchasing.Simply connect your iPhone/iPad and get started.DOES NOT SUPPORT COMPUTER/LAPTOPS/MAC. Download the free app and install it on your device.Have the endoscope cable connected to your smartphone.Open your phone's WiFi settings, then it will generate a WiFi signal .Connect the WiFi, then launch the app to begin your inspection.It adopts a new generation of improved WiFi chip, transmitting at a rate of 20FPS/s in 2.4GHz frequency, so you could see the real-time smooth videos or images on the screen. 2.0MP (2 megapixel) inspection camera offers you a wonderful experience of capturing clear close-range HD videos and images with adjustable resolutions of 1440*1920 / 960*1280.3 meters semi-rigid cable, 360 degree rotation to easily choose the viewing angle.2.0MP (2 megapixel) inspection camera offers you a wonderful experience of capturing clear close-range HD videos and images with adjustable resolutions of 1440*1920 / 960*1280.3 meters semi-rigid cable, 360 degree rotation to easily choose the viewing angle. The long-lasting integrated 7.9mm probe with 6 adjustable brightness LED lights.Compact structure, small and portable design.This endoscope are suitable for different types of environment, such as low light or dark area, damp or wet area etc.The long-lasting integrated 7.9mm probe with 6 adjustable brightness LED lights.Compact structure, small and portable design.This endoscope are suitable for different types of environment, such as low light or dark area, damp or wet area etc. for intraoral camera system, underwater camera, waterproof micro cameras, automobile detector, sewer pipeline detector, search and rescue, criminal and custom detector, archaeological detect, PCB detection, home care, aerospace industry, nursing and tractors industry,Petroleum drilling industry, constructions and so on.