Using NiMH RX 2500 mAh Batteries will greatly increase your flight time and not add any additional weight. Charge once and fly all day and maybe even two days. Using a 6V battery will give your servos more power and again last much longer than 4.8V Ni Cad batteries for about the same price.
Hitec standard connector.
Compatible For Hitec, Futaba, and JR models (TM)
5 AA 2500 mAh Ni-MH matched cells
Measure 71 x 51 x 14 mm
Weight: 5 oz. per pack
High temperature PVC wrapper
Environmental friendly, Ni-MH contains no toxic waste
High loyal capacity, long running time
Meeting Stringent quality standard
No memory effect
Based On 1 reviews.
Purchased 2 -6V , 2500 mah batts . could ony cycle them to 1945 mah's . not good for a battery rated at 2500mah.