Aliexpress
Click here… to search for Eachine Wizard X140HV Drone PNP on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. You can get coupon down below.
Link: Banggood product page
Coupon (116.99 USD): BG10RACING
(CouponsFromChina.com tip: you should apply the coupon in your 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): X140HV, TTxBG10, BGX140HV, BGANIKX140, BG140HV, 2019SPEDM, BG15HOT, BG10EA, BGF4OSD, BG140, bgssaff9, AFfbG10, BGCC140, BGANX140, BGWZ140, BGX140, BGEachine, 28RC, BG11X140, BGDRONEDE4, BGBFX140HV, BGWK3IN140, 5ca607, BGPOX140HV, BGNEWX140HV, BGX140HVCL, BG140HVCL, BG11EACHINE, BgcLuBofErtA10, BGEachine10
(there’s a little possibility that old coupon will work)
Price history and price alert
Check out price history chart (for all/most countries) for Eachine Wizard X140HV Drone PNP.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).