Just check coupons out (with price alert and history). What is best price?
Lifespan: 25000 hours, Voltage (V): AC 100-240V, Output Power: 7W, Luminous Flux: 600lm, Color Temperature or Wavelength: 2700 – 6500K
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):
Price history and price alert
Here is price history (for all/most countries) for Utorch LE7 E27 WiFi Smart LED Bulb 2pcs.
Price records source(s): Gearbest
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)).