Specification: Item Type: Portable LED Table Lamp Material: Iron Art Weight: Approx. 440g / 15.5oz Size: Head Diameter x Height x Base Diameter, Approx. 12 x 19.5 x 9cm / 4.7 x 7.7 x 3.5in Built in Battery: Lithium Battery 1800mah (Ship with Inbuilt Battery) Process: Electroplating Wire Drawing, Color Baking Paint Light Source: Warm Light, White Light, Light Control: After Turning on the Bottom Switch, Lightly Touch the Top Metal Part to Switch the Light Source; Press in Any Mode for Stepless Dimming How to Use: Afteropeningthebottomswitch,touchthetopmetalparttoswitchthelightsource;pressinanymodetoinfinitelydimthelightRated Input VoltageRated Input Voltage