Features: High Definition,Handheld,PORTABLE,DigitalModel Number: DM4STheory: Video MicroscopeMaterial: PlasticDrawtube: BINOCULARMagnification Ratio: 500X - 1500XBrand Name: TOMLOVOrigin: Mainland ChinaCertification: CE TOMLOV DM4 Digital Electronic Soldering Magnifier USB Microscope 1000X 4.3" LCD