Beach RC says... 

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

 This pack is for the racer who wants maximum power and mAh in a standard short case Made with Graphene composite. Our inboard packs don't come with male connectors or balance adapter.   ROAR Approval Pending

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

- 5mm pure gold plated copper tubes opened on both sides of the case.  

True mAh +/- 5%:     5200mAh

Voltage:                     7.4V

C rate:                       120C

Power Factor:           PF385 For more information click here

Size:                         25mm x 47mm x 96mm Hardcase 

Weight:                     218gr +/- 5gr.        

Wire size:                  5mm Tubes with 2mm balance tube

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