1. 20x ultra-high magnification: With a wide range of usage scenarios, it takes you into the microscopic world. 2. 2-inch high-definition large screen: 178 ° viewing angle, supports wide color gamut, and displays clear and smooth images. 3. Supports memory card: Supports up to 4tb memory card expansion, allowing compatible with storage of any number of photos. 4. High definition macro lens: Supports ultra close focusing distance and clear image. 16 led beads, with multiple adjustable lighting levels and support compatible with ultraviolet illumination. 5. Can connect to a computer: Three pc modes, supporting and compatible with large screen operation compatible with more intuitive operation. Wide range of applications: Suitable compatible with children's teaching, natural exploration, coin identification, antique identification, reading assistance, circuit board maintenance, etc. Parameters: Memory card: up to 4tb (not included in shipment) Lamp beads: 16 pieces Input current: dc5v/1a Battery capacity: 500mah Battery life: 2.5h Image compatible withmat: jpg Working environment temperature: -20-50 ℃ Computer connection instructions: compatible with 10 and above systems: After connecting the product to the computer, select the pc camera on the magnifying glass. Then turn on the camera on the computer. compatible with 8 and below systems: After connecting the product to the computer, select the pc camera on the magnifying glass. Then open "Photo booth" On the computer. If the photo booth is , please go to the to download it. Memory card function: 1. The product supports up to 4tb micro-sd card, with a write speed of 25mb/s or more and a fat32 compatible withmat 2. Please compatible withmat the memory card becompatible withe first use 3. The insertion and removal of memory cards must be done while the machine is turned off, rwise it may damage the memory card. (not included Memory card) Color:White Material:plastic Package Contents: 1 * Microscope 1 * Charging cable 1 * Lanyard Only the above packa