I have just checked coupons. The lowest price I could get is $7.69 for COB LED Folding Work Light (in Banggood). Check coupons or create price alert down below. What is best price?
Latest coupon and price update (UTC):
White Light COB-High/Low-LED, Weight 145g, Battery Built-in Battery, Material Plastic+metal, Style LED Work Light, Light bulb 1*COB light strip +1*LED, Red Light Press the switch for 2 seconds
Banggood ($7.69)
Banggood warehouse is located in China. Too bad there’s no coupon right now in Banggood. Good or bad price? Looks like this is great price. I didn’t track lower than that in CouponsFromChina database ever.
Link: Banggood product page
Price: $7.69
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG589b2e
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for COB LED Folding Work Light? 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)).