1. Turn your smartphone into a microscope with 300X magnification. Revolutionize slide and modular design allows for quick switching. Provides stunning high-definition images every time (optimal working distance between lens and subject is 6-10mm).
2. Built-in LED Lights and CPL Filter: Adult phone microscope lens comes with 18 bright LED lights and 19 lighting modes. CPL filter reduces glares and reflections, ensuring clear and vivid images while observing nature, minerals, jewelry, currency, or nearly any other object.
3. Easy Installation, Plug and Play: Easily install in just 5 simple steps. No app needed—just Clamp/Holder​ it on and start using immediately. Explore the microscopic world with just a smartphone anywhere. Ideal for photography enthusiasts, children, collectors, engineers, or anyone interested in exploring the microcosm. Makes a great ​ as well
4. Rechargeable Battery and Lightweight: Our engineers have created this portable phone camera lens accessory with a built-in 100mAh rechargeable battery, providing up to 5.5 hours of continuous usage time, yet weighing only 46.4 grams.
5. Wide Compatibility: This mini smartphone microscope features a lightweight hollow phone clamp design, compatible with smartphones ranging from 71-105mm (2.8-4.1 inches).

Specification:
Item Type: Phone Microscope Lens
Material: Plastic
Magnification: 300x
Field of View: Φ6mm~5.98mm
Focus: Autofocus
Working Distance: 6-10mm
Number of Lenses: 4 elements, 4 groups of optical glass + CPL
Battery Type: Lithium
Battery Capacity: 100mAh (shipped with built-in battery)
LEDs: 18pcs
Color Temperature: White 6500K ±200, Yellow 3500K ±200
CRI: 85+
Lighting Effects: Yellow/White: Half-circle, Full-circle
Type-C Port: Charging 5V/1A
Phone Clamp/Holder​ Size: 71-105mm/ 2.8-4.1in
Size: Approx. 72 x 34 x 10mm/ 2.8 x 1.3 x 0.4in
Weight: Approx. 46.4g/ 1.6oz

packing list:
1 x 300X Microscope
1