You can create price alert here, copy coupons and view price history. Let’s see what best price is ATM.
Wattage range: 10 – 150W, Resistance range: 0.1 – 3 ohm, 510 atomizer connector, Supports 1pc 18650 / 20700 / 21700 battery (not included)
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 Sigelei Fuchai Squonk 213 150W VW Mod.
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)).