... .7 M/SEnvironmental temperature: E:-35 ~ 85 'C (often-used) L:-55 to 150 'CPotential lead: three wire or two wireMaterial: Aluminum ... alloy, the surface with waterproof, prevent corrosion Other items : to be matched with RS485 communication output or RS232 output FC ... , docks, power plant, weather, the cableway, environment, greenhouse, breeding, etc to be used to measure wind speed sensor.