Can also be used for  Endoscopy / Laparoscopy if permitted.

Spy Camera Android OTG Endoscope Tube For Phones & Computer
Package Includes:
1 * Mini USB Endoscope
1 * Small hook, 1 * Magnet, 1 * Side audition, 1 * fixed set,
1 * CD Driver
1 * Micro to USB line
1 * Manual

Note:
In order to use this item, please make sure your phone is Android System, support OTG, and phone camera is compatible with UVC.(Your smart phone must be Genuine which have license).
Only works with Android 4.0 and above 4.1,4.2 system phone,
Does Not support iOS system;
Install “viewplaycap” From CD Driver could operate a English soft page on PC.

Application:
Ideal for intraoral, underwater camera system,motor vehicle detector, sewer pipeline detector, search and rescue, criminal and custom detector, archaeological detect, the PCB detection, home care, aviation and space industries, care and tractors industries, petroleum drilling industries, constructions and so on.

Specifications :
High resolution with 1/9 CMOS camera.
Built-in 6 LED light (with Brightness and take Photo Control)
Waterproof wire endoscope.
Photo shooting and video recording.
Camera head outer diameter: 7mm.
Resolution: 640*480,

1280*480(only on Computer)30 ftps.
Focal distance:3cm ¨C 10cm, distance between camera lens and object is required between 3 cm to 10 cm(above 3CM and less than 10CM) , the footage/image will be clear
Waterproof level: IP67.
Temperture: -20 ~ 100 Celsius
Cable length: (2m)
Support system.