Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (95.40 USD): bGhOnEy10
Coupon (95.40 USD): bgshOOp10
Coupon (95.40 USD): BgcLuBofErtA10
(CouponsFromChina.com tip: coupon code has to be applied in shop’s cart 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): BGZEEZF7, BGZEEZP, BGdragonBoat, BGSS10%SW, BGZEEZ, BGRC902, BGF7COMBO, BgoFErTaSchInA10, BGZZT1S
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for Zeez Racing Combo – Zeez F7 FC +Zeez 60A 4-in-1 ESC + Zeez LED System.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).