Feature:1. [High Definition] Multi layer coating optics, shooting high definition, used for laboratory work, jewelry evaluation, art research, outdoor exploration, etc.2. [Brightness Adjustable] Phone microscope lens with light, two level brightness adjustment, can be used after installation, no APP, simple operation, comes with CPL to eliminate reflections.3. [F1.8 Aperture Design] Specially designed for mobile phones, F1.8 aperture design, compatible with single and dual camera mobile phones, to meet your various need.4. [Durable Material] Made of high quality ABS and PC materials, which is light and portable, wear resistant, durable, and can be used for a long time.5. [Widely Application] Widely used in children's biology learning and education, observation and learning of animals and plants, flowers, insects, rocks, specimens, etc., and image collection.Specification:Item Type: Mobile Phone MicroscopeObjective Lens Magnification: 200xInstrument Magnification: 200xEyepiece Magnification: 10xApplication: All mobile phones can be clamped (adapted)Equivalent Focus Length: Approx. 40.6mm / 1.6inExit Pupil Diameter: Approx. 1.45mm / 0.1inOptical Distortion: <4.5%Focus Distance: Approx. 0.3mm / 0.01inNumber of Lenses: 4pcs in 4 groups + CPLMagnification: 200xLens Aperture: F1.8Lens Coating: MultilayerMaterial: ABS+PCClamping Distance: The longest 12mm, the shortest 4mmBattery: Lithium batteryBattery Capacity: 120mah (Battery Included)Charging Interface: USB, Type-C interfaceLED Brightness: 6 LED light guides, 2 levels of brightness adjustmentLight On Time: 2-4 hours, flashes when the battery is exhaustedColor Temperature of Lamp Beads: 6000-6500kSwitch Control: Hall sensor (magnetic control)Charging Indicator: Red light is on when charging, green light is on when fully chargedCharging Time: 1 hourWeight: Approx. 70g / 2.5ozColor: Black.Package List:1 x Microscope Lens (Battery Included)1 x USB Data Cable1 x Manual1 x Cleaning Cloth1 x Carry Bag