1 Battery Capacity: 650mah/900mah/1100mah
2 Normal working voltage: 3.7v-4.2v
3 Puffs of full battery capacity: 800/1000/1200puffs
4 No ignition and no fire hazards.
5 Length of the electronic cigarette: 71mm
6 eGO-E Etched - Engraved Battery
7 Battery capacity: 650mAh
8 5 times power on/off fuction
9 different color indicator for the power status
10 many colors are choice by clients, red, blue,green,yellow pattern etc.