Features: 1. Paper and printing outlets used to observe banknotes, coupons, stamps, coins, cards, etc. in industries such as finance, taxation, philately, and electronics. 2. It can be used in the jewelry industry to observe the internal structure ofgemstones, molecular arrangement of cross-sections, analysis and identification of ore samples and cultural relics. 3. Used in the printing industry, it can be used for plate revision, color correction and dot, edge extension observation, accuratemeasurement of screen mesh, dot size, overprint error, etc. 4. It can be used for the observation and analysis of fabric fiber and warp and weft density in the textile industry. 5. It can be used in the electronics industry to observe the streak andquality of copper platinum PCBs. 6. It can be used for observation and research of germs and insects in agriculture, forestry, food and other departments. 7. It can also be used for animal and plant specimens, evidence identification and analysis,scientific experimental research, etc. Specifications: Material: LED tube, the shell is made of imported ABS plastic, optical acrylic lens magnifier, battery: button battery 1130 (not included) How to use: Pull out the lens, the LED light is on, pushthe LED light to turn off. Note: Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. Thanks Due to manual measurement, please allow 1-3cm measurement deviation. Shipment Quantity: 1 Piece Package Contents: Only the above package contents, excluding other products. Size: Folded: 53*34*23mm, Opened: 80*34*23mm (Reminder: The size is measured by hand, please allow 1-2 cm measurement error) Colour: Black (Due to different monitors and lighting effects, the actual color of the product may be slightly different from the picture color.) JINYI