$23.74 – Input voltage: 220V, Product material: aluminum alloy + ABS, Product Name: Switching Power Supply, Work efficiency: 80%, Working current: 16.6A, Packing size: 178*112*55MM, Output voltage: 12V/24V, Certification: Rosh / CE, Maximum power: 200W, , Product color: black, Protection function: overload / short circuit / overvoltage protection.
According to my DB the lowest price is $23.74 for iMars 200W LED Rainproof Power Supply 12V/24V (in Banggood). Just check coupons out (with price alert and history). What is the best price?
Latest coupon code price check (UTC time):
Banggood ($23.74)
Banggood warehouse is located in China. Well, is it a good price anyway? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $15.66) There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Price without coupon: $24.99
1. ($23.74): BGCARCE1
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG20017a, BGCarEle5, BGd77e61, BGSCM11, BG845979, BGLMQ15, BGCAR639, BGAMMT03
(there’s a little possibility that old coupon will work)
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 iMars 200W LED Rainproof Power Supply 12V/24V is here. The lowest price was: $12.99.
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)).