In this paper, We developed specifications light-way lighting appliance for efficient construction Wiring embody lighting appliance is convenient for divergence of circuit and arrangement construction of lamp. Also, it can be shortened construction period because series construction is available. Improved product is high work efficiency because the volume is small and the weight is light. Power line and line of communication are received each tray, so equipment is secure. We believe that the product is available for gallery, museum, and parking lot etc.