Wind Speed Alarm Device, Tower Crane Anemometer with 3 Fan Blades, 5V USB Powered - High Accuracy, Durable Aluminum Alloy, Weather Station Use

Item Type: Tower Crane Anemometer Weight: 694g / 24.5oz Material: Aluminum, PlasticPower Supply: USB 5VHost Size: Approx. 11.5x6x3cm / 4.5x2.4x1.2inHost Mounting Aperture: Approx. 1.5x3.9cm / 0.6x1.5inWind Cup Installation Aperture: Approx. 4cm / 1.6inWind Cup Cable: Approx. 8m / 26.2ftApplicable Scenario: Power plant wind speed measurement, weather stationWind Level Accuracy: 0.3 levelSetting Wind Level: 2-12 levels (can be set sequentially at 0.5 level/each time)Accuracy: ± 5%Starting Wind Speed: 0.7m/sWorking Temperature: -30-65°CPackage List：1 x With Cable Wind Cup Main Unit1 x USB Cable1 x Fixed Holder1 x Fixed Bracket Accessories5 x Screw 5 x Nut

• 【Accurate Wind Speed Measurement】: Features three cups type wind cup for 360-degree wind speed detection with ±5% accuracy, ensuring precise data for construction and railway sites.
• 【Power Failure Memory】: Equipped with CMOS chip for power outage memory, saving time and preventing data loss during unexpected power interruptions.
• 【Wide Measuring Range & Anti-Interference】: Strong anti-electromagnetic interference capability and adjustable wind level alarm from 2-12 levels for versatile monitoring needs.
• 【Durable Material】: Constructed with rust- aluminum alloy wind cups and sturdy plastic housing, ideal for long-term outdoor weather monitoring in harsh environments.
• 【User-Friendly Display & Control】: Displays current, set, and maximum wind speeds with USB 5V power supply and 8m cable for easy installation in power plants and weather stations.