$19.99 – Voltage of open light solar panel 8V, Working temperature -40℃+85℃, Working current 5.78A, Voltage 12V, Color Black, Controller, Current 30A, Power 50W, Charge reconnect 13.2V, Self-Consume <10mA, Size 28x54cm, Maximum power supply voltage 18V, Operating temperature -35~+60℃, Short circuit current 2.6A, Material Polysilicon, Float charge 14.4V, Application camping / travel, Solar panel, Junction box IP67 RETED, USB output 2way USB output 5V/2.5A(Max).
What is the best price for 12V 50W Portable Solar Panel? I think it is $19.99 (in Banggood). Get coupons, create price alert or check price history out! You probably want to know what is the best price?
Latest coupon and price update (UTC):
Banggood ($19.99)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. Is it a reasonable price for this item? Pretty sweet, this is the lowest price I have ever noted for this product!
Link: Banggood product page
Price: $19.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGf04a3f, BGdcbfa8, BGd6aa03, BGiMars2022, BG689d9d, BGCarEle4, BGCarEle5, BGdc1afc, BG73c24c, BG099e82, BGSCM11, BG845979, BGLMQ15, BGCAR639, BGAMMT03
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. Europe – 12V 50W Portable Solar Panel [EU] ($-3)
2. Europe – 12V 50W Portable Solar Panel with Controller [EU] ($-3)
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.
Price history and price alert
Price history (for all/most countries) for 12V 50W Portable Solar Panel is here. The lowest price was: $19.99.
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)).