Matrix High Output 8.4V 4000mAh Ni-MH Large Type Battery

Matrix High Output 8.4V 4000mAh Ni-Mh Large Type Airsoft Battery Rechargeable Battery Pack.
Specifications:

Power (V): 8.4V
Capacity (Amp): 4000mah
Type (For Airsoft): Large
Dimension: 156mm x 48mm x 23mm
Cell Type: Tenergy. Pack may come in black or clear shrink.

Feature:
- Long Recharge Life cycle.
- Consistent, reliable power output.
- Super high capacity, will last you a whole day of regular play when fully charged.
- Advanced Ni-Mh technology. Easy to charge. Does not require discharging.
- Enhanced ROF (Rate of fire)
- Reliability: All Matrix brand battery packs are factory direct and sold within a few months, you will never risk buying an old battery pack.
- Recommended to be charged using a smart charger.
(The Capacity of this battery is so high, you don't want to wait next to your wall charger for 12 hours risking over charging it or damaging the battery. Always use a smart charger on good batteries. Wall chargers are for the free / cheapo batteries that comes with your AEG for testing purpose.)