[Other advantages] 1) Thanks to the 8 adjustable LED lights, children have a clear view even in low light. 2) Rechargeable built-in 600mAh lithium battery, Type-C charging port and cable. Full charging time: 2 hours. Continuous working time after fully charged: 2 hours. 3) Rotate the focus wheel. The magnification will be lower at first. Continue to rotate to achieve a higher magnification level.<br>Perfect gift: The upgrade microscope camera not only brings children joy, but also stimulates their scientific interest and creativity. Perfect for birthdays, Christmas, back to school, festivals and holiday gifts for 3 4 5 6 7 8 9 10 11 12 year old boys and girls.<br>[Support Computer Watching] Supports Windows 10, 11 and Mac OS X/11.0+. The large computer screen allows for more intuitive viewing, taking photos and videos and storing them on the computer. Note: In computer usage mode, the product buttons cannot be used. This is normal.<br>[Portable Pocket Microscope] Weighs only 0.15 kg and is 4 x 3 x 1.8 inches. Small enough for your child's pocket or handbag. With a 38 cm reinforced neck strap, you have your hands free and can explore science anytime and anywhere outdoors without losing the pocket microscope.<br>[4K, 2 million pixels] 1920 x 1080 pixels, 2.0 inch IPS colour HD screen, realistic colours, 178° viewing angle. Compared to conventional magnifiers, this microscope protects the eyes and reduces eye fatigue. Children can explore plants, insects and cells. What an exciting science adventure!