This is the disposable cart/vape pen and comes with the battery inbuilt – all in a single. For those who are seeking just the carts without the battery, we stock 510 battery cartridges. Just about every pen comes along with a QR code for complete transparency on lab success https://emiliotoevj.ziblogs.com/34020077/not-known-details-about-pineapple-runtz-muha-meds