This is for (4) New in the box 2200mAh 7.4v 2-Cell 25C LiPo Battery Packs
TRA2820x
TRAXXAS CERTIFIED LIPO POWER!
Traxxas Certified iD-Equipped LiPo batteries are engineered to provide
the punch and on-demand power for reaching the top speeds that Traxxas
models are built to achieve. Traxxas Power Cell iD-Equipped LiPo
batteries are engineered specifically to fit Traxxas models and maximize
their full performance potential. Only Traxxas gives you more of what
you want most: simple installation, a great price, and the most speed
and run time available.