Beach RC says... 

The new Extreme Graphene V2 packs are the best packs we have offered yet for performance.  

Great for SC 4wd class.

This pack is designed for racing that requires high runtime with strong power.  Perfect for SC 4wd racing. 

- Built with wide tab cells for lowest possible internal resistance.

- 10AWG wires soldered straight to the tabs for lowest possible resistance. Connector change selection required.

True mAh +/- 5%:     8000mAh

Voltage:                     7.4V

C rate:                       120C

Power Factor:           PF394 For more information click here

Size:                         25mm x 47mm x 139mm Hardcase 

Weight:                     334gr +/- 5gr.        

Wire size:                  10AWG

Charge rate:              1C to 5C please note that a higher charge rate will put less mAh into the pack and will reduce cycle life