2 x Genuine Efest purple IMR 18350 - 700mAh 10.5A 3.7V rechargeable, flat top battery.
These batteries are great for unregulated / mechanical mods, however they will also work just as fine in a VV/VW regulated mod.
Can be recharged with any Li-Ion battery charger with 4.2V output however, for best battery life we recommend charging with a Smart / Intelligent Charger
The safest batteries available, safe chemistry LiMN 3.7V rechargeable high drain batteries do not require a protection circuit and they also have a reduced risk of venting with flame or explosion.
Length: 34.63 mm BUTTON
Diameter: 18.31 mm BUTTON
Charge cycles: 300 times
Charge cut-off voltage 4.2V ± 0.5V
Discharge temperature range:-10°C to 60°C
Charge temperature range: 0°C to 40°C
Storage: 1 year: -20°C to 25°C
3 months: -20°C to 45°C
1 month: -20°C to 60°C