CHOETECH 14W Foldable Solar Panel (Banggood, Aliexpress: Size “Product Size (Opened Size): 26*5.8*1.2in
Product Size (Closed Size): 5.8*6*2.1in”, Material Waterproof Nylon +Sunpower Solar Panel, Color Grey, Type Solar Mobile Phone Chargers, Interface 1x USB A port, Weight 0.79Ib / 360g, Brand CHOETECH (the best price with coupon)).
Go down and check coupons out. Remember to check price history if it is available. Best price?
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. You can get coupon down below.
Link: Banggood product page
1. ($61.57): BGCCARG
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/feV
Old coupons (from the oldest to the newest): BANGGOODSD
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for CHOETECH 14W Foldable Solar Panel. The lowest price was: $51.99.
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)).