Breewell 2.5X Magnifying Glass with Light, Desk LED Lamp Lighted Magnifier with 180° Rotating Stand, 3 Color Temperature, Adjustable Brightness Level, for Close Work Crafts Repair Painting | WhiteThis product has the amplification function, assist in observing the object.LED lights are distributed around the LENS, they can assist in lighting in different environments with the light colors (whitelight, yellow light, strong light). The lenses are made of acrylic (PMMA) material, and the magnifying glass imaging is based on the principle of Fresnel.The magnification effect is natural and clear, with high transmittance, making the eyes less prone to fatigue in observing thingsThe magnifying glass can have two major functions: desktop and handheld. And the frame can be clockwise and counterclockwise by 90°.Usage Diagram:1. Handheld use, the magnifying glass frame can be rotated to adjust the angle2. Desktop magnifying glass and desk lamp lightingProduct Features:1.The power switch can switch between light color and strong light at 4 gear Press the power switch to turn on the white light, 32 LED lights Press the power switch again to turn on the warm light, 16 LED lights Press the power switch in third time and both white and warm colors will light up, 48 LED lightsPress the power switch fourth time to turn off the power2. (1) When using LED lights for a long time, external power can be used.When using the external power supply and plugging in the DC power port,the built-in battery power will automatically disconnect. Priority using the USB power supply. USB port input voltage: 5V.... A.(2) Using 3*AAA batteries. If using battery power, please unplug the DC interface plug.(3) When replacing the battery, please use your fingers to open the buckle downwards, so that the battery compartment can be opened.(4) If the magnifying glass is not used for a long time, please remove the batteries.Power Supply: USB/3xAAA Battery (Battery Not Include)