This vape pen has a 650mAh high capacity battery to make sure you have plenty of juice between charges and you lay down consistent power every time you take a puff. This stick battery feels like a high quality writing instrument in your hand or pocket with a solid body and precision quality and resistance on the button. The 510 battery also has a pre-heat function so you can get your carts primed and ready. Compatible with 510 Vape Cartridges.