Aliexpress
Click here… to search for Skystars G730L HD Drone PNP on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (242.26 USD): BGGAL8
Coupon (242.26 USD): BGJON8
(CouponsFromChina.com tip: just apply this code 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): BGSkystars, TTxBG10, 2019SPEDM, bgssaff9, AFfbG10, BG730LHD, affbg10, bgad7hd, 502C6B, BGCITYADS2019, BGVDay10%off, BGMPB2020, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BGRC902, BgoFErTaSchInA10, BGHALLOWEEN, BgcLuBofErtA10, BG10RACING, BGMATT7, BGDAVIS, Drones6, BANGGOODSD, BGRACING1125, 00c906
(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 Skystars G730L HD Drone PNP is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).