Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. We have found one coupon for this product!
Link: Banggood product page
Coupon (233.99 USD): BGEachine10
(CouponsFromChina.com tip: put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGNVCV2, bGhOnEy10, BgcLuBofErtA10, BG12NOV, BG11EACHINE, BGRHKST, BG11Racer, BG11NVC2V2, BGjsh9, BGESENIIV2, BGEachine2021, BG10RACING, BGEN2V, BGESEANV2, BGUYR23, BGNCE2, BG9c8f2c, BG7b6e6e, BG866f9e, BG225eea
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Price history (for all/most countries) for Eachine Novice-II V2.0 1-2S Drone RTF is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).