This version also has a 6 × 2mm extended motor shaft
MB7850-B31: 90° horn + F option + P option + cable
Model: Ra-08
and feedback about which power source is selected
RS485 2 channels A total of 4 inputs for two differential channels can be used to acquire either RS485 or a full-duplex RS422
Dragino WSS-09 9-in-1 Wetterstation-Sensor hub-displays This version also has aThe Dragino WSS 09 is equipped with 9 sensors that measure various environmental parameters, including wind speed, wind direction, temperature, humidity, air pressure, illumination, PM2. 5, PM10, noise, and a rain gauge for comprehensive environmental data collection. Specs: Wind Speed: 0 60 m s, (0. 2 m s 0. 02*v), ultrasonic measurement Wind Direction: 0 359, 3, built in electronic compass Temperature: 40C to 80C, 0. 5C Humidity: 0 99% RH, 3% RH Air