Portable microscope for smartphone video camera

Universal Portable 90X LED Light Illuminant Identification.
Magnifier UV Light Loupe Pocket Clip Microscope for Smart Phone.
It is handheld and portable. It also has illumination from 1 LED.
Its size is 53*56*27mm and it weighs 24g.
No, it doesn't come with batteries. It requires 3 LR44 batteries (not included).
1) Turn your mobile phone into a mobile microscope by attaching this item. Easy to install.
2)It is an ideal microscope for antique appreciation electronic engineers, hobbyists, collectors, scientists and students.
3)Focus can be adjusted by turning the wheel and the LED can pinpoint the light on the object.
4)It is an ideal tool when you have a travel or outdoor gift.