ITEM NAME:Rubber handle Double LED light reading identification Magnifier VNI Descriptio n Name: Rubber handle Lighted magnifier Double light LED light reading identification Magnifier 2led light Size: 200*100*35mm Weight: gross weight 343g Power: 3 7-cell batteries (sale without battery) Magnification: 2.5 primary mirror, 5, 16 Material: ABS, acrylic mirror, rubber Product list: 5pcs (magnifying glass with primary mirror *1, secondary mirror *2, manual *1, PVC tray) Description: 1. A simple visual optics for observing the tiny details of an object, a converging lens with a focal length that is much smaller than the apparent distance of the eye. 2. Let the magnifying glass close to the observed object, observe the object does not move, the distance between the human eye and the observed object does not change, and then move the handheld The large mirror moves back and forth between the object and the human eye until the image is large and clear. 3. The magnifying glass is as close to the eye as possible The magnifying glass does not move and moves the object until the image is large and clear. We offer you what you need! LED Illuminated Magnifying Glass Magnifier Set With Lights for Seniors Hobbyists.LED Illuminated Magnifying Glass Magnifier Set With Lights for Seniors Hobbyists. We'd like to settle any problem in a friendly manner. Material: ABS, acrylic mirror, rubber. The large mirror moves back and forth between the object and the human eye until the image is large and clear.