These are almost all used types of accu.

   accu HR-4/5 AUP NMH  1700NMH weight of 8-cell pack is 290g

  cheap NiCD RC 2/3 SC Sanyo 1200, you will be entyhusiastic from 9 or 10-cell pack, weight 320g respektively 360g

new accus - NMH KAN Ni-MH 1050 mAh  14A discharge current !!! , 180g - nothing to note. Very good !!! We could test them with MEGA 16/15/4, airscrew Graupner 6/4 (by the way this configurations eats 13A only). Good chois is 10cells with airscrew 6/3 too. We rcomend try 10cells with Gunther 125/110 first.

  SANYO Cadnica ULTRA KR-1200 AUL weight of 8cells 230g,  discharge current 15A, price 50Kč/cell in GES shop. Interesting example is here. You can fly them in all our planes.

Summary:

            1. NiMH 8(9) x 1700 mAh HR4/5a, hospitable weight and high discharge current about 25A.

           - you obtain long flight time and good rasance. Suitable for all our planes.

        2. NiCD 8 – 10x RC-2/3 SC Sanyo 1200mAh - nice price, high discharce current.

               Suitable for all planes, but needless for Raptora and MiG-25.

           - you obtain very rasant plane with much power backup with good weight, favorit configuration

        3.  KAN 8xNi-MH 1050mAh -  super weight, super price, sufficient discharge current 15A (with airscrew Graupner 6x4 and 8cellsit is 13A)

           - you obtain very light plane, suitable for F-22 Raptor

        4. NiCD 8x KR-1200AUL Sanyo Cadnica ULTRA - low cost, low weight

          - you obtain sufficient propulsion in all aspects. Suitable for MiG-25, F-16, F15, Gripen, MiG-35