BoxHot Glow Sticks vape batteries allow the user go from a light sip, to a full-blown hot box. The cutting-edge design features a 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, giving it 3X the capacity of the competition. These oversized and powerful Glow Sticks are perfectly suited for periods of extended use, and with variable voltage temperature control, users can truly fine tune their preferences.