Product material: SPCC chassis, Applicable area: 20 – 25m², Product color temperature: adjustable, Color rendering index: RA95 at 4000K, star version, star version: 2500 – 6000K, pure white version: 2700 – 6500K, Voltage: 220V 50 – 60Hz, Rated power: 50W, APP name: Mijia APP, Shape: round, PMMA lampshade, Product version: pure white version, aluminum alloy frame.
Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGYEE11COU, 763d65, 2020CNY, BGVDay10%off, BGLIGHT2020, BGAFF10OFF, bGhOnEy10, a75b5a, BGYEE20COUPON, bgshOOp10, BgoFErTaSchInA10, BgcLuBofErtA10, BGYE154, BGYEEXS14, BGYEL154, BGYEE2021, BGYEEL10, BGRTJFGM3, BGHONEY2110, BG10OFFAFF, BGwhielabel, BGd212ae, BGLIG12, BG10OFFAFF1, BGYEELIGHT21, BGbf5d11, BGBFQ46, 00c906, BG00c906
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Xiaomi YEELIGHT YLXD39YL LED Ceiling Light [EU] ($-3)
Price history and price alert
Price history (for all/most countries) for Xiaomi YEELIGHT YLXD39YL LED Ceiling Light is here. The lowest price was: $84.99.
Price records source(s): Gearbest, 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)).