$249.99 – 500W 24V Wind Turbine 5 Blades with Controller (Banggood, Aliexpress: Rated wind speed 11.5m/s, Rated power 500W, Blades material Nylon fiber, Blades number 3/5, Maximum power 1000W, Start up wind speed 2.0m/s, Survival wind speed 55m/s, Generator Three phase permanent magnet ac generator, Speed regulation Automatically adjust windward, Working temperature -40℃～80℃, Control system Electromagnet, Generator case Die-casting aluminum, Not included Mounting post, Brand NE, Top net weight 6.2kg, Magnetic steel NdFeB, Rated voltage 12V/24V, Wheel diameter 1.3m, Included Mounting accessories (the best price with coupon)).
Use coupon and get 500W 24V Wind Turbine 5 Blades with Controller for $249.99 (from Banggood). Go down and check coupons out. Remember to check price history if it is available. What is the best price?
Latest coupon and price update (UTC):
Banggood ($249.99)
Banggood warehouse is located in China. I can’t find any active coupons for this product in Banggood. Is it expensive? From what I can see this price is higher than average price ($142.47).
Link: Banggood product page
Price: $249.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): BG589b2e, BGSaleFeb8, BGSaleAD, BGET12
(these coupons are old, so probably won’t work)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for 500W 24V Wind Turbine 5 Blades with Controller is here. The lowest price was: $137.27.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).