led guardrail tube made of high quality ultra bright LED light-emitting diodes, with power consumption of small (each less than 1W), no heat, long life, impact resistance, high reliability. Pure color, long life, the average life of 80,000 to 10 million hours. Built-in microcomputer program or an external controller can achieve flow, gradual change, jump, chase and several kinds of changes in effect, is widely used in bridges, squares, subway, tourist areas, shopping malls, etc. as directed, lighting decoration. 
 Specification: 50x37, 50x50, 60x50, 80x60, 80x60, 100x80 
 Shape: round, semi-circular, D-shaped. Shell has milky white, transparent two.