The RK150-01 wind speed display controller gives a visual indication of real-time wind speed , with a LED digital display. In its housing shell, build in a microprocessor with the function of high performance, low power consumption. The wind speed early warn value and alarm value can be set by buttons on the panel. When alarming, the signal output can be controlled by relay. RK150-01 is the companion to our RK100-01 wind speed sensor.