VTOMAN FlashSpeed 1000 Power Station 828Wh LiFePO4 1000W [EU] (Banggood, Aliexpress: [EU Direct] VTOMAN FlashSpeed 1000 Portable Power Station / 828Wh LiFePO4 Solar Generator with 1000W AC Outputs (Peak 2000 W) / Emergency UPS 100W USB-C / Quick Charge 0-80% in 1 Hour / for Travel / Camping / Home Backup RV / Camping / Blackout (the best price with coupon)).
Basically copy coupon, view price history or create e-mail price alert. Best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe 
. I couldn’t find any coupon for this product on latest product update. There’s only 1 record in my database, so I have no idea if the price is OK.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): BGESJY8
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: $440.05.
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)).