You can create price alert here, copy coupons and view price history. What is the best price?
Color Black /White, Batt Voltage 12V/24V, Self-consumption ＜10MA, Rate conversion rate 19.6-20%, Solar Charger Controller, Size (L)X(W)X(H)133.5X70X35mm /5.26×2.76×1.38inch)(appr.), Color Black, Working temperature -35 ℃ -60 ℃, Type “Type #1: 30A Controller
Type #2: 60A Controller”, Display LCD screen, Color Black / White, Size 540×280mm (21x11inch), Waterproof rate IP65, Output 12V / 24V, Power 100W, Material Monocrystalline Silicone Battery, Material ABS
Aliexpress
There’re some similar (or not) items on Aliexpress
![ALLPOWERS 18V Foldable Solar Panel 100W [EU]](https://couponsfromchina.com/wpthumbnails/Resized1005003384352933.jpg)
![ALLPOWERS 100W 18V 12V Solar Panel [EU]](https://couponsfromchina.com/wpthumbnails/Resized32844103727.jpg)
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. Well, there is one coupon available right now.
Link: Banggood product page
1. ($57.16): BG7280ff
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): BGe46870, Tabby20
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for 100W Solar Panel Monocrystalline Charger? There we go.
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)).