You can create price alert here, copy coupons and view price history. What is best price?
3000mAh / Dual Circuit Protection Battery / 4.0ml / Top Filling / ECL 0.18 ohm / EC 0.3 ohm / 0.5 ohm Coil Head Clearomizer
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
5PCS YUHETEC Glass Tube For Eleaf Ijust S/ijust 2/ijust 3/ELLO DURO/PICO 25/MELO RT 22/25/MELO 300/Melo 3 Mini/Melo 4 D22/25 | $7.37 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Price history and price alert
Check out price history chart (for all/most countries) for Eleaf iJust S Ecig.
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)).