... , ELNA electrolytic capacitors, ALPS potentiometer. Lithium polymer battery of general specifications applied in the aircraft models serves ... output matching impedance: 16 ohm --- 300 ohm Battery Type: 7.4V Li-Po battery of Model General Specifications, maximum size: 55mm ... the sockets, VR button, switch, button) Package size: 235mm * 135mm * 55mm Single Weight (with battery): 0.3kg Packing Weight: ...