BestforU&reg; Upgrade 2S 7.4V 2400mAh Li-po Battery (1PC) for Syma X8C Syma X8W Syma X8G Venture RC Quadcopter Spare Part Replacement 7.4V 2400mAh Li-po Battery for Syma X8C Syma X8W Syma X8G Long fly time: About 15 minutes Package including: 1x Battery