Price history, coupons and price alert are available on this page. Best price?
1x Vacuum Cleaner Remote Control
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 and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($6.52): BGBW152
2. ($6.59): BGAFF7OFF
you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): aff7off, vipupgrade8, e2bcea, 502C6B, 1225CAR, bgsport, 12blitzw, Accessories, BGss10%bw, bGpAnDacHeCk, 2020CNY, BGVDay10%off, BGBlitzFB, bGhOnEy10
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 4 another warehouse/versions!
1. China – Blitzwolf 4x Side Brush Vacuum Cleaner Replacement ($-3)
2. China – Blitzwolf Hepa Filter Vacuum Cleaner Replacement ($-3)
3. China – Blitzwolf Filter Net Vacuum Cleaner Replacement ($-3)
4. China – Blitzwolf 4x Rolls Brush Vacuum Cleaner Replacement ($-3)
Price history and price alert
Price history (for all/most countries) for Blitzwolf Remote Control Vacuum Cleaner Replacement is here.
Price records source(s): 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)).