0-CSR-TX2500 CSR 2500mAh 11.1V 3S Transmitter Battery Pack - Futaba, Hitec, Airtronics, JR - 4C <p><font color="262626" size="2" face="Arial, Helvetica, sans-serif">This 2500mah Lithium Polymer pack fits all Futaba, Hitec, Airtronics and JR Transmitters that use the &quot;Square&quot; pack. It comes with an &quot;RCY&quot; type connector that is likely to work with the connector on your transmitter. If it doesn't mate up, you can cut the connector off of your existing battery and splice it to the wires on our pack. Airtronics radios cannot be charged using the charging receptacle located on the outside of the radio.</font></p>
<p><font color="262626" size="2" face="Arial, Helvetica, sans-serif">Size: 25 x 30 x 95 mm<br>
Weight: 146 grams (5.15 oz.)</font></p>