400X zoom LED Micro-Lens microscope, smartphone microscope that can take images and videos with high-magnification and high-resolution. Quick and easy to attach to your mobile-phone's camera. Bright LED light of the glass provides enough light at any dim condition. No matter indoor or outdoor, just take your for smart phone and you may exploring the Micro-world. This super accessory your phone into professional microscope. Magnification: 400X Distortion: -1% Closest focusing distance: 0.6mm Battery: 3.7V, 110mAh(bulit-in) Color: Black Material: Aluminum Alloy Package Contents: 1 * Mobile microscope 1 * Lens Rag cloth 1 * Specimen 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.