Just check coupons out (with price alert and history). Best price?
Color rendering index: Ra80, Product size: 43x112mm, Color temperature range: 2700K-6500K, Voltage: AC220V 50Hz, Brightness range: 5%-100%, Product name: Yeelight color temperature bulb M2, Luminous flux: 450LM, Power: 4W, Standby power: 0.5W, Screw model: E27, Product model: YLDP26YL
Aliexpress
There’re some similar (or not) items 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. There are no coupons for this product in Banggood.
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): BGYEE20COUPON, BGLIGHT0920, BGELIG0920, BgcLuBofErtA10, BGYEE2021, BGCuponation10, BGYEEL10, BGHONEY2110, BG10OFFAFF, BGwhielabel, 13f142, BGLIG12, BG10OFFAFF1, BGYEELIGHT21, BGd0b05d, BG2589f4, 00c906
(these coupons are old, so probably won’t work)
Price history and price alert
Price history (for all/most countries) for Xiaomi Yeelight YLDP26YL M2 Color Temperature Smart Bulb E27 is here.
Price records source(s): Banggood
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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)).