You can create price alert here, copy coupons and view price history. Best price?
for Computer / PC / Camera
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. 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
1. ($8.09): MVC8SPRING
2. ($8.17): 2203ActiesNL
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): e2bcea, TTxBG10, BG3CSUM, AFfbG10, BGBFCR29, BGCITYADS2019, BGAFF10OFF, BGTT10, bGhOnEy10, BgoFErTaSchInA10, BgcLuBofErtA10, BANGGOODSD, 00c906, BGef96eb, Kortings10, 2022ACTIESNL, Terence, Tabby20, BG1efeb0
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for Portable USB Keyboard Vacuum Cleaner is here.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).