Aliexpress
Click here… to search for CKSF80 80W 19.8V Shingled Solar Panel on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (65.99 USD): BG46f0a3
Coupon (141.94 USD): BGLMQ15
Coupon (146.95 USD): BGSCM11
(CouponsFromChina.com tip: just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGdcbfa8, BG8ReviTrage, BGCKSL80, BGCKSL81, Cuponation9, BGCarEle4, BG18offso, BGCarEle5, BG845979, BGCAR639, BG229293
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for CKSF80 80W 19.8V Shingled Solar Panel.
Price records source(s): Banggood
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You can set price alert (for Banggood).