Adjustable voltage 3.0V-6.0V button voltage setting accurate to 0.1V Size Diameter:14MM*Length:104MM Battery Thread 510 thread, fit ce4, ce5 ce6, EVOD atomizers Puffs 700puffs-800puffs Battery Capacity 650mAh First Time Charge Time 8 hours Charging time 2-3 hours Battery life more than 350 times of charging Lock and unlock soft button, switch 5 times within 2 Seconds, preventing accidental activation Screen LED digital screen Batter button soft button with excellent texture