Features: Made of high-quality plastic material, it is durable, wear-resistant and resistant to aging. It supports two kinds of outlet modes, compatible with bottom outlet and side outlet, easy to install and use. Waterproof cable design, convenient installation and maintenance of equipment. Stable base design, high endurance, small size, easy to carry and beautiful appearance. With high measurement accuracy and wide measuring range, it can be used for wind speed measurement of power plants, marine aviation and meteorological monitoring stations. Specification: Condition: 100% Brand New Material: Plastic Weight: Approx. 336g / 11.9oz Package Size: Approx. 19x17.5x17cm / 7.5x6.9x6.7in Type 485 Dc power supply (default) 10~30V DC Transmitter circuit operating temperature -20℃~+60℃, 0%RH~80%RH Communication Interface 485 communication protocol Baud rate: 2400, 4800 (default), 9600 Data bit length: 8 bits Parity check: none Stop bit length: 1 bit Default address: 1 Support function code: 03/04 Parameter setting Configure via 485 interface with the provided configuration software Resolution 0.1m/s Measuring range 0~70m/s Dynamic response time ≤0.5s Start-up wind rate ≤0.2m/s Package List: 1 x Wind Sensor 4 x Set of Screws 1 x Test Line .