Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – 2Pcs Yeelight YLDP05YL E27 Smart LED Bulb [EU] (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (44.34 USD): BGYEE2021
Coupon (44.34 USD): BGHONEY2110
Coupon (44.34 USD): BG10OFFAFF
(CouponsFromChina.com tip: apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG2PCYEE, AFfbG10, BGYEE11COU, BGFFXMAED, bGpAnDacHeCk, BGVDay10%off, BGLIGHT2020, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGSS10%SW, BGYEE20COUPON, bgshOOp10, BGLIGHT0920, BgoFErTaSchInA10, BGELIG0920, BgcLuBofErtA10, BGCuponation10, BGYEEL10, BGwhielabel, BGLIG12
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – 2Pcs Yeelight YLDP05YL E27 Smart LED Bulb [EU] (-3 USD)
Price history and price alert
Do you need price history chart (for all/most countries) for 2Pcs Yeelight YLDP05YL E27 Smart LED Bulb? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).