SPMB2000LITX1S : 3.6 volt 2000mAh Li-ION battery for SPEkTRUM transmitters
$ 39.95
SPMB2000LITX1S : SPEkTRUM brand 3.6 volt 6000mAh rechargeable Li-ION R/C Radio Transmitter Battery Pack. Fits in transmitters such as NX6, NX8, etc. Replaces original SPMB6000LITX. You will need to re-use the foam spacer that is in the battery compartment of the transmitter. Plugs right into your transmitter.
Dimensions: 67.4mm x 19mm. 7.4Wh.