To use this app please check:
1) Your smartphone must have OTG USB support
2) Your USB camera should be UVC-compatile
3) Your OTG USB cable must be correct and reliable

You can use 3 types of camera: 1) gadget's camera; 2) USB-camera; 3) IP-camera.
USB camera must support UVC standard as well as your gadget must support OTG USB. IP camera must have RTSP-stream.
The app can record and save videos from any of these cameras to SD-card Google-drive YouTube.
The app is able to recognize as a motion as a smoke using camera image analysis.

This application allows 24/7/365 video surveillance by means of your smartphone camera & microphone. App saves videos on Google drive and YouTube.
Hidden operation.
Realtime video translation is over a video call technology.