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 | 3.44 USD | – |
 |
Raspberry Pi 4 Model B Aluminum Case | 9.57 USD | – |
 |
Retroflag SUPERPi 4 Case for Raspberry Pi 4B Pegasus Option 9 | 51.81 USD | – |
 |
Raspberry Pi 4 Model B 4GB RAM | 73.42 USD | Paste $1/15 coupon “ATXLOKF37IPW” in the cart |
 |
Raspberry Pi 4 Model B 4GB RAM Set | 85.93 USD | – |
 |
Raspberry Pi 4 Model B 4GB RAM | 106.99 USD | – |
 |
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
Coupon (73.79 USD): BGd0b05d
(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): elec, e2bcea, 045317, 502C6B, 2019SPEDM, AFfbG10, BGrb929, BGBFAFF2019, BGCITYADS2019, BGE13, Email3, bGhOnEy10, BGdragonBoat, bgshOOp10, BgoFErTaSchInA10, BGELIG0920, BgcLuBofErtA10, BGRUMB15, BGAFF10OFF, BGCuponation10, 13f142, BGHONEY2110
(probably won’t work, but you can try them out)
Price history and price alert
Check out price history chart (for all/most countries) for Raspberry Pi 3 Model B+ Plus.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).