The Aspire 21700 High Drain flat top Battery with a capacity of 4000 mAh for your mechanical and regulated mods. Specifically for mods accepting 21700 batteries - ensure your mod is compatible before purchase.
Battery Type : INR 21700
Capacity : 4000 mAh
Nominal Working Voltage: 3.7V
Continuous discharge current: 40A
Li-ion Batteries may explode if you do not charge or discharge them properly. Please note that due to their inherent safety, INR cells don't have a protection circuit built in. They should never be discharged below 2.5 volts or cycle life/performance will be reduced. Maximum charge voltage is 4.20 volts.
Users must have knowledge on how to charge and discharge Li-ion batteries before making Li-ion Battery Packs. We are NOT responsible for any damage that is caused by the misuse of Li-ion Batteries.
It is not a protected battery.