Just check coupons out (with price alert and history). Let’s see what best price is ATM.
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):
[EU Direct] Enernova SP-18200 200W Foldable Solar Panel IP68 Waterproof Foldable Solar Charger with Multi-Contact 4 for Power Station Off Grid Living Emergency Outdoor Adventures
Banggood
Banggood warehouse is located in Europe . There is one great coupon!
Link: Banggood product page
1. ($327.51): BGAUGUST8
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
Price history and price alert
Here is price history (for all/most countries) for Enernova SP-18200 200W Solar Panel [EU].
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)).