Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
Raspberry Pi 3 Model B+ Camera Module 1080p | 3.47 USD | – |
 |
8pcs Raspberry Pi Aluminum Heatsink | 4.12 USD | – |
 |
Raspberry Pi 4 Model B Aluminum Case | 9.56 USD | – |
 |
Retroflag SUPERPi 4 Case for Raspberry Pi 4B Pegasus Option 9 | 52.20 USD | – |
 |
Raspberry Pi 4 Model B 4GB RAM | 72.92 USD | $1/15 coupon “WXB2WZQDHGCS” |
 |
Raspberry Pi 4 Model B 4GB RAM Set | 86.65 USD | – |
 |
Raspberry Pi 4 Model B 4GB RAM | 103.99 USD | $3/50 coupon “WNOHD0J37G49” |
 |
Raspberry Pi 4 Model B 4GB RAM | 118.08 USD | – |
 |
Raspberry Pi 4 Model B 4GB RAM | 118.08 USD | – |
More on Aliexpress…Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There is one great coupon!
Link: Banggood product page
Coupon (42.91 USD): 13f142
(CouponsFromChina.com tip: put item in your cart and apply coupon code there 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): 502C6B, e2bcea, elec, 2019SPEDM, AFfbG10, BGBFAFF2019, BGCITYADS2019, BGE13, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BgoFErTaSchInA10, BGELIG0920, BgcLuBofErtA10, BGRUMB15, BGCuponation10
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for Raspberry Pi 3 Model A+ Plus 3A+? There we go.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).