Let’s glow! This vape features a micro-USB rechargeable Li-ion battery and boasts a capacity of 650mAh, 3X the capacity of the competition. "Let's glow! The BOXHOT Glow Sticks vape battery has been precision manufactured with variable voltage that lets you go from a light sip, to a full-blown hot box. This cutting-edge design features 510 thread compatibility, with a button activated design for maximum flexibility and ease of use. The micro USB rechargeable Li-ion battery boasts a capacity of 650mAh, 3X the capacity of the competition, making it perfect for periods of extended use."