Windspeed Display Indicator showing Now, Maximums and Averages with alarm control and data or event logging (into Flash memory), Date, Time, Average and Max Windspeed. 8190 records capacity, variable recording interval, (eg 341 days @ 60min intervals, 5 days @ 1 minute intervals). Robust Weather proof IP67 enclosure, easy to install. Unit takes 8 to 30v DC at 10mA, 12v DC from supplied mains adaptor (SMPS) suitable for mains voltages between 100 to 240v AC. Interactive LCD display with 14.2mm floating point digits (00.0). Windspeed,user settable in MPH, m/s, knots or km/hr, 0 to 199.9MPH plus speed trend indicator. 1 Volt free Contact NC/NO System with user settable alarm threshold. On screen Menu for setup and access to data. Screw terminated connections within IP67 plugs for Sensor, Power, relay contacts and communications. Internal Sounder, Measures 125x125x75 mm. Complete system with PSU and sensor on 20m cable.