Brand new ABS plastic, illuminated by 16 high-brightness LED lights, touch the light on the fourth gear, one gear low, two gear medium, three gear high, and four gear off. The product can use three no.5 batteries for lighting, or use USB interface to input lighting (4.5-12v). The product comes with 40-60cm long USB cable. Products placed on the table lighting hoses can be bent 360 degrees to adjust the appropriate lighting Angle, products with a pen holder can put pens and learning tools, etc., both sides of the base has a groove can put any brand of mobile phone to watch video, etc., this can free hands.The product comes with 40-60 cm long USB cable. Products placed on the table lighting hoses can be bent 360 degrees to adjust the appropriate lighting Angle, products with a pen holder can put pens and learning tools, etc., both sides of the base has a groove can put any brand of mobile phone to watch video, etc., this can free hands.