The application in conjunction with a USB endoscope or USB camera allows you to use your android device as a professional tool for inspecting hard-to-reach places such as the insides of car units, body cavities, plumbing accessories, etc.
Due to the different hardware specifics of both phones and USB devices, it may be necessary to connect your camera before launching the application or only after downloading and the program is ready.
Before purchasing a USB device, make sure that your smartphone (tablet or other android device) supports USB-Host technology, the USB port is able to provide the required current and other technical requirements.