GForce 2600mAh 3S 11.1v Transmitter LiPO Pack. The pack includes a JST-XH (Align/E-Flite) charge port plug, and a Futaba plus a JR style discharge plug.

• 2600mAh, 11.1v (3S1P) with Futaba & JR TX plugs
  
• Size: 97x30x25mm, 145 grams

This Lithium Polymer pack fits all Futaba, Hitec, Airtronics and JR Transmitters that use the "Square" packs (30mm x 30mm x 100mm).

Many R/C car radios use "Flat" packs (13mm x 45mm x 104mm) and WILL NOT fit.