Specifications:

Length: 117mm
Diameter: 14mm
The weight of E cigarette: 52g
E-liquid of each cartridge: 2mL
Puffs per full cartridge: 800 puffs
Battery capacity: 650mAh
Puffs per full battery: 900 puffs
Battery lifespan: more than 300 times
Working voltage: 3.3-4.2V
Accessory: covers (keep the inhaler clean) x 1 battery x 1, cartomizers with atomizing (2.0mL e-liquid) x 1, needle bottle x 1, USB charger x 1 manual
650mAh cost $XX USD
900mAh + $0.5
1,100mAh + $0.7