we can supply USB reading lamp Here are brief introduction of our company: Shenzhen YiXin Electronics Co., Ltd. Is a research and develop, produce, sell and OEM promotion gift, electronic gift, advertisement gifts as an organic whole enterprise.The headquarters will be located in Hong Kong,That is a Yixin Industry International Group's subordinate enterprise, will use the mainland of China produce product low cost the comprehensive superiority。 1)with super bright 1 LED lamp ,bright but soft light quick light-on without blinking,eye sight protection 2) the life of used around 50.000 hours. 3)Flexible metal stand for any-angle adjustalbe 4)Safety power source with DC 5V,power sa