Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – BlitzWolf BW-S11 30W PD QC3.0 Type-C Wall Charger [EU] (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (14.39 USD): BG20CHARGER
Coupon (16.19 USD): BGAFF10OFF
Coupon (16.19 USD): BgcLuBofErtA10
Coupon (16.99 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): 20bws, 502C6B, s11bw22, 9BWS11, S20BW, s11bwq, 8BWS11, 30Can, 12blitzw, BGs11pd, BGss10%bw, BGBW112, BGS11BW1, BGs1pdbw, BGs11bw25, BGs11929, BGVDay10%off, BGBWs132w, BGdragonBoat, BGSS10%SW, BGBW1S111, BG8BWS11, bgshOOp10, BgoFErTaSchInA10, 10%ForNewBW, BGCuponation10, 10%ForBGBW, BGHONEY2110, BG6ac90a, BGC331BC
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – BlitzWolf BW-S11 30W PD QC3.0 Type-C Wall Charger [EU] (-3 USD)
Price history and price alert
Check out price history chart (for all/most countries) for BlitzWolf BW-S11 30W PD QC3.0 Type-C Wall Charger.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).