Gens ace 3800mAh 7.4V 2S1P TX Lipo Battery Pack with JST-SYP Plug has a high cell capacitity of 3800mAh. It delivers full capacity, stable performance, and long cycle life. Gens ace 3800mAh 7.4V 2S1P Lipo Battery Pack is suitable for FrSky Taranis QX7 and other RC models.