iKKEGOL Pen 100X Microscope,LED Light Jewelry Gem Loupe,Handheld Pocket Magnifier Zoom with Leather Pouch APPLICATION:Ideal for on-the-go science,industrial, jewelry, coins, stamps, gardening, home and so on.Making it easy to examine blood samples,bugs, and anything else that's worthy of a closer look.Also suitable for Children education,Kids gift or toy FUNCTION:100X magnification,Illuminated by LED,Works on 3 LR927 batteries(included),with reading function, you can measure the length of the object easily LED LIGHT:Bright LED light of the Magnifying Glass provides enough light at any dim conditions COMPACT DESIGN:Easy to carry, light Weight,Special pen shape design WHAT YOU GET: 1x 100X Jewelry Pocket Microscope Loupe Magnifier,1 x PU Leather Pouch 12 Month Warranty