Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (12.59 USD): BGAFF10OFF
Coupon (12.59 USD): BgcLuBofErtA10
Coupon (12.99 USD): 13f142
(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): BGdragonBoat, BGSS10%SW, bgshOOp10, BgoFErTaSchInA10
(there’s a little possibility that old coupon will work)
Price history and price alert
Here is price history (for all/most countries) for 5x BlitzWolf BW-MC13 Micro USB Cable 1m.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).