Product datasheet:

Product size: elips:17.6mm*13.2mm, length:104mm
Weight of single e-cigarette: 25g
Each cartridge equals to traditional cigarette: 15pcs
Puffs for each cartridge:200-250puffs
Battery capacity: 350mAh
Output voltage:3.3V constant voltage
Charging voltage: DC5V
Full battery can keep for:300-400 puffs