The Gens ace 3300mAh 60C 22.2V LiPo battery offers you very high power and very long run time for your big scale helicopter and rc airplane. The 60C burst rate gives you enough power for acceleration. It provide all the wild speed you need for the airplane. These batteries packs are made with superior Lithium Polymer raw materials from Japan and Korea. They are widely fit the 600 helicopter Model, 60'' Edge 570T airplane.