Feature: 1. Intelligent tracking technology of wind power generation efficiency is adopted to effectively regulate the current and voltage, and the power generation conversion rate is high. 2. Permanent magnet generator, special stator designed, low resistance torsion of generator, low starting wind speed, high wind energy utilization rate. 3. The wind blades are made of PA66 nylon fiber material, with optimized aerodynamic shape and structural designed, high conversion efficiency. 4. The casing is made of alloy steel, with custom bearing rotation, low wind noise, low failure rate, strong typhoon resistance, safe and reliable operation. 5. Hoop installation, simple and convenient. Specification: Item Type: Wind Generator Model: NE-300R Rated Power: 300W Optional Rated Voltage: 12V, 24V Starting Wind Speed: 2m / s Rated Wind Speed: 12m / s Safe Wind Speed: 45m / s Net Weight Of Host: 11kg Wind Wheel Diameter: 0.9m Wind Wheel Height: 0.6m Number Of Blades: 5pcs Blade Material: Nylon fiber Generator: Three-phase AC permanent magnet generator / permanent magnet suspension generator Braking Method: Electromagnetic brake Working Temperature: -40 ℃ ~ 80 ℃. Package List: 1 X Generator Body 1 X Wind Wheel 5 X Blade 1 Pack X Screw