According to my DB the lowest price is $29.99 for 18 Inch E27 Head Fan Light (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Do you want to know what the best price is?
Latest price update (UTC time):
18 Inch E27 Screw Head Fan Light Remote Control Three Color Dimming Detachable Fan Leaf Household Silent Small Fan Light
Banggood ($29.99)
Banggood warehouse is located in China. Coupons for 18 Inch E27 Head Fan Light? Nope, there’re no coupons in Banggood. Is it cheap? From what I can see this price is higher than average price ($22.86).
Link: Banggood product page
Price: $29.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGe7961f, BGRAUGIE27, BG43e8cf
(these codes were not working in latest coupon update, but you can check them 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
Here is price history (for all/most countries) for 18 Inch E27 Head Fan Light.
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)).