PROFESSIONAL OPTICAL LENS-The microscope lens attachment is made of high-quality material instead of a cheap resinous lens. Each lens has 3-5 layers of coating to increase imaging quality. to explore the microworld with the mini microscope. ( It's a very close-up microscope, the working distance is 0.14-0.17inch) EASY TO USE-The pocket microscope has a built-in LED light. It provides a bright working environment for the very close-up microscope(The LED ring light automatically when the lens cover has been opened). There is NO APP requirement, NO specific phone case requirement. You only need to clip the add-on lens in your phone's primary camera. It's a perfect gadget to observe plants, trichomes, coins, stones, skin, etc. FITS FOR ALMOST ALL CELLPHONE-The clip and slideway are integrative, no-screw, no-spring design. Clip's universal parameter made the handheld microscope compatible with almost all cell phones. The clip's max opening width is up to 0.78in/2cm so that you can use it with your phone case. ( if your phone's camera is convex, we suggest you use the lens with your phone case. ) USING TIPS- It's a very close-up microscope lens attachment, the working distance is 0.14-0.17inch. Using time for LED light is 2 hours, charging time is 1.5 hours. to capture details by the clip-on microscope (Please DO NOT clean the lens with alcohol, it may damage the coating on the lens). Enjoy a fantastic Micro-world with the tiny microscope attached to your smartphone. This 100X magnification microscope is for mobile phones, perfect for plant exploration, textile/jewelry/printed circuit board inspection and so on. Equipped with a universal clip, the microscope is compatible with most smartphones in the market. With this microscope, you can use your smartphone to explore amazing micro-world freely. The LED lights can make the image clearer and more stereoscope; built-in battery powered design and can be recharged by the included USB cable easily, not afraid of darkness. The working distance is 3.5mm-5mm from the object, through the focus can reach the maximum digital zoom, the magnifying times be shorter as the distance increasing. Mini size and design, easy to carry around; with sliding lens cover for protecting the microscope against dust and scratch. Model: -MS001 Magnification: 100X LED Lights: 6pcs Light Color Temperature: 6000K-6500K Battery Capacity: 30mAh Charging Port: Micro-USB Item Size: 8.6 x 8.6 x 3cm/ 3.4 x 3.4 x 1.2in Item Weight: 10.5g/ 0.4oz Note:The smartphone showed in the picture is not included. Color: Black Material: ABS Package Contents: 1 * Mobile Microscope 1 * Charging Cable 1 * Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.