Advertising light boxes advertising light boxes selection, double-sided advertising light boxes mainly using high-power side-emitting light bar, led high-power lights, light bar shooting distance of three meters, reduce energy consumption, lower installation costs, using the best power side of the light bar. 1. High-power LED spotlights structure, high power LED spotlight includes a housing, LED, PCB board, driver and base five parts. Shell is mainly responsible for the heat and protect the LED and the role of forming. High-power LED spotlights shell material in general are aluminum, the first heat, Gansu light boxes, followed by quality lighter than other metals. Some housing for beauty, but also plated with chrome and nickel. High-power high-power spotlights, Wuhu light boxes, people often use the copper shell. Shell design is generally used on the sides fan design, which is around the housing body some blade extension installed, the main purpose is to increase the cooling area, to improve the cooling efficiency. High-power LED spotlights with only two on the market, that 1W and 3W are two kinds of light boxes, manufacturers have less to do with 5W and 100W, but because of the heat can not be solved, Nantong, light boxes, basically not much market. PCB board is used to power LED cloth placed side by side, while playing the insulation between the LED and the housing and the heat conduction to the shell effect. There are two PCB board on the market, one is for general power LED PCB, the other is suitable for high-power CREE LED PCB board. Gansu light boxes | light boxes | lighting provided from far away Lighting Technology Co., Ltd. Far Lighting Technology Co., Ltd. (www.ygzmkj.com) (www.ygzmkj.com) strong, credible, in Dezhou advertising lighting industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead away lighting and you work into the brilliant, for a better future!