14.4V, 5100mAh, Li-ion Battery fits Thunderobot, 911 Turbo, 911-e1, 73.44WhBattery Fits Models: 911 Turbo, 911 e1, 911 e1a, 911 e1b, 911 e1c, 911 e1d, 911gt, 911gt y1, 911gt y2, 911gt y3, 911gt y3a, 911m, 911 m, 911m 47208g1t9602g, 911m m1, 911m m1a, 911m m1c, 911m m2, 911m m2a, 911m m2b, 911m m3, 911m m3a, 911m m4, 911m m5, 911m m5a, 911 s1, 911 s1g, 911 s2, 911 s2a, 911 s2b, 911 s2c, 911 s2d, 911 s2e, 911 s2g, 911 s2k, 911 s3, 911 s5a, 911 s5ta, 911 t1, 911 t1a, 911 t1b, 911 t1c, 911 t2, 911 t2a, 911 t2c, 911 t3, Jt009200s