What's the battery life for nonstop vaping? The JB5000 delivers approximately 5000 puffs from its designed-in 650mAh battery. Although the flagship JB7500 PRO doubles it with the epic 7500 puff capacity for every cost.Juicy Bar JB7500 PRO: Stepping up, the JB7500 Professional delivers 7500 puffs from a 17ml tank, with a sturdy 650mAh battery as wel