... 4.for global market Features:Important itemsA Driver:LED Driver is vitally important to LED tube, it must has high efficience, good heat ... .HSK has been specializing in Driver industry since 1987 .B LED tube advantage1.save power 60%2.more than 40000 hour life ... emiting to the goods.3.Home, school,officeNo flicking ,soft light to protect eyesight4.Hospital,building, square,parking lotsvery economy,and ...