Just check coupons out (with price alert and history). What is the best price?
Power adapter: DC5V/1A, Product power: 12W, Product parameters: , Shell color: black, Light source: 5mm high-brightness lamp beads RGB LED lamp beads X48 (marquee lamp beads) + 3W RGBLED lamp beads X6 (magic ball lamp beads), Material: ABS (bottom case) + PC (transparent cover), luetooth RGB big magic ball, LED power: 3*3w, LED color: red / green / blue
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it?
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGccec78, BGLEDNOV2022, BG00c906, BG589b2e
(probably won’t work, but you can try them out)
Price history and price alert
Price history (for all/most countries) for SOLMORE Dome Crystal Magic Ball Bluetooth Light is here.
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)).