20mm L x 35
6-volt battery packs provide better operating voltage for larger servos
The Battery Doctor Balance/Discharger is designed for Li-Po and Li-Fe batteries
Pricing is for ONE battery
Fisher Price
5HRAULAF : 6.0 volt 2150mAh NiMH battery for Futaba. Replaces HT5F1800B, HT5F1700B SAT battery 20mm L x 355HRAULAF: 6 volt 2150mAh rechargeable high capacity battery for Futaba RC transmitters. Replaces original battery # HT5F1700B , HT5F1800B. Provides more operating time than original battery. Fits Futaba transmitters such as T10J, T4PK, T8J, T10JA, T6J, 4PX, 4PL, 4PKS, T14, T14SG, 14SG, 4PK FASST, T12K, T12, 12K T FHSS, 16SZ etc. Re charges thru the radio (if equipped with a charge jack) with the original stock Futaba wall charger, or with an external