Magnification: 60 times -100 times adjustable. Battery: button batteries

【use】:
1. field trips， family use， for the inspection， processing， installation and repair of the electronics industry operations.
Facial skin pores 2. observe the beauty industry， manicure， ear and other mining.
3. sculptures and works of art appreciation.
4. cameras， watches and other inspection and repair.
5. People usually use when reading， especially for the elderly and students in reading under dim light.
6. dentist， tailoring and embroidery work.
7. finance， taxation， stamp collecting， jewelry， printing， agriculture and other product characteristics.
8 Identification of jade， coins， jewelry， jade， porcelain， bronzes， stamps， antiques and the like. carry. Magnified observation of internal features of gem (inclusions) and external characteristics (such as acid etching textured jade B goods); Crafts antiques appraisal is a good helper.

Battery: three button batteries (included in the price of the product 3， the market is very common， readily available)

Usage: the housing is mounted on the mobile phone， camera helical port in the correct direction on the phone connected to the housing， accuracy and propriety of all after you can start using the lens close to the protected objects， looking directly at the screen. First look at the recommendations yuan Zhang see when adjusting sharpness， and then find out the law to find the feeling to see other products， the product is suitable for watching the plane， to see if there is not suitable for uneven， potholes， three-dimensional， multi-faceted， angular， and other products .