Aliexpress
Click here… to search for Eachine EAT01 RC Car RTR on 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 (80.09 USD): BGEachine10
Coupon (80.09 USD): BGHONEY2110
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply 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): BGEAT01CAR, AFfbG10, BGD2WW69, BGEachine, BGEachine11, BGCITYADS2019, 7d18f7, BGVDay10%off, BG1552EA, 2880c7, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGSS10%SW, Eachine11, BgoFErTaSchInA10, BgcLuBofErtA10, BG11EACHINE, BGEachine2021, BGEAT01296, BGRC3133101
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for Eachine EAT01 RC Car RTR.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).