The most used battery types for electronic cigarettes are 18650 and 26650. However, 21700 are also starting to appear, which, due to their slightly larger dimensions, can deliver a high continuous discharge current along with high capacity.
The IJOY 21700 battery offers a capacity of 3750mAh and a continuous discharging current of 40A. It fits into powerful modes (supporting 21700 batteries) and sub-ohm tanks.
Parameters:
Dimensions: 70.2mm x 21.4mm
Type: Li-Ni
Capacity: 3750mAh
Nominal voltage: 3.7V
Peak voltage: 4.2V
Cut-off voltage: 2.5V
Maximum continuous discharge current: 40A
Maximum charge voltage: 4.23V
Warning: Never completely discharge the battery (below 3V), or overcharge it (over 4,24V). Always use good quality and original charger.
Battery life 300 charging cycles
Manufacturer: iJoy

| price without VAT packing: | 14,04 € |
| price | 16,99 € |
| price without VAT packing: | 21,48 € |
| price | 25,99 € |