Not if you vape above 7.5-8whttps://www.fogstar.co.uk/collections/batteries/products/fogstar-3500mah-10a
Are those good?
I use an external charger
Efest 3000mha. Load of bollocks. Don’t believe everything you read on the label. Bin the fuckers and get some decent batteries from fogstar.Efest 3000mha