Tower Crane Anemometer Alarm Wind Speed Meter Weather Station Wind Speed Alarm 3 Cup Wind Cup 220V Characteristic: 1. Wind speed alarm device: Provides an alarm function with the appropriate connection cable to control selected devices and automatically cuts off the power when the wind reaches the set level. 2. Wind cup with 3 cups: This anemometer has a three cup design, allowing you to measure wind speed in the range of 360 degrees with high accuracy. 3. Wide measuring range: The wind speed meter has a wide measuring range and strong anti-interference properties, with built-in protection against electromagnetic interference. 4. Power failure memory function: It uses CMOS chip with power loss memory function, saving time and energy. 5. Durable: The anemometer is made of aluminum alloy, an ABS material that is resistant to rain, dust, and collisions. Specification: Item Type: Tower Crane Wind Speed Meter Material: aluminum alloy, ABS Weight: approx. 676 g / 23,8 oz Power Supply: USB 5 V Input voltage (actual operating voltage): 220 V Product Size: approx. 10,8 x 7,3 x 3 cm / 4,3 x 2,9 x 1,2 inches Mounting hole size: approx. 9,7 x 5,3 cm / 3,8 x 2,1 inch Windshield Mounting Hole: 4cm/1,6inch Windshield cable length: 8m/26,2ft Suitable scenes: wind speed measurement in power plant, meteorological station Wind class accuracy: Class 0,3 Accuracy: 5% Initial wind speed: 0,7 m/s Operating temperature: -30-65 List of packages: 1 x Tower Crane Wind Speed Meter 1 x Connection Cable 1 x Mounting Bracket 1 x Mounting Bracket Accessories 5 x Screws 5 x Nuts 1 x USB cable 1 x Windshield with Cable