Features:This microscope has 4.3in display that allows you to see objects easily.It has 500/1000X magnification, and supports focusing adjustment.Designed with LED light, high quality optical lens helps to see clearly.Comes with a holder platform for convenient operation.Widely used for industrial PCB checking, jewelry appraisal, detecting, etc.Specification:Model: DM4Holder Type: Plastic holder, Aluminum alloy holder (Optional)Display: 4.3inScreen Max. Resolution: 720pLens Optical Size: 1/6.5"Picture Resolution: VGA 1.3 M, 2 M, 3 MVideo Resolution: VGA 720P Data Format: BMP/JPG Light Source: 8 LED lightsMagnification: 500/1000XFocusing Adjustment: 10-40MMPC Resolution & Image Transmission Rate: 1280*720/26FPS White Balance,Exposure: Automatic Supported Language: 12 languagesOperating Temperature: -20~+60PC OS: For windows/xp/win7/win8/win10, for mac os*10.5Lens Construction: 2G+IR Diaphragm: F4.5 Lens Angle: 16 degreeCard Slot: TF card slotInterface & Signal Transmission Mode: Micor,usb2.0 Working Current: 330MAPower Consumption: 1.65WPower Supply Mode: USB power supply or 1 x 18650 lithium battery(NOT included)Weight: 670g~777g / 23.6oz~27.4oz (approx.)Package list:1 * Microscope (battery is NOT included)1 * Holder1 * USB Cable1 * DVD (software, driver for PC).