Specifications: Material: ABS Plastic,Acrylic Optical Lens,Metal Fittings Magnification: 8X,15X,23X (the main lens is 8X,the additional detachable lens is 15X,and the combined use is 23X,15x lens cannot be used alone) Lens focal length: 62mm/2.44in, 33mm/1.3in, 21mm/0.83in Battery model:6*LR1130 (With Batteries) Lighting source:Two LED lights Unfolded size:175*155*55mm/6.89*6.1*2.17in folded size:85*155*55mm/3.35*6.1*2.17in Packing size:160*73*52mm/6.3*2.87*2.05in Product Weight:71g/0.16lbs Packge Weight:97g/0.21lbs Safety precautions: 1.Do not put the magnifying glass in the direct sunlight so as not to cause fire. 2.Do not look at the sun with a magnifying glass so as to burn your eyes. 3.Do not wipe the lenses and shells with alcohol,gasoline,and other chemicals. Package Included: 1x glasses 1x user manual

?Wide range of uses:suitable for reading books,painting crafts,sewing,ornamental plants,various precision parts repair,watch repair,mobile phone repair,circuit board repair,jewelry appreciation,etc. ?Battery: Be suitable with 3 LR1130 button batteries,if you need to replace the battery,you can press the battery cover and turn it counterclockwise by 30°.Separate design of LED lamp holder and control switch battery compartment can avoid changing irradiation point when operating switch.It's not required to check irradiation point again in time of repeated use. ?Glasses holder:The glasses holder can be adjusted to ensure the best wearing effect.Glasses bracket length is adjustable.Users can adjust bracket length according to his facial form to make wearing more comfortable. ?LED light: LED light equipped with two light sources, you can switch the light source by rotating the switch, and you can adjust the position of the LED light up and down to achieve the best use effect.LED lights has two-gear adjusting functions to respectively adjust LED to soft light and bright light, and meet different light ray conditions. ?Acrylic optical lens: equipped with three magnification factors 8X/15X/23X (the main lens is 8 times,the additional detachable lens is 15 times,and the combined use is 23 times,15x lens cannot be used alone).