Exell Li-Ion FRS Two-Way Radio Battery Fits Cobra CXR 700, Cobra CXR 750, Cobra CXR 800, Cobra CXR 850, Cobra LI3900, Cobra LI3950, Cobra LI4900, Cobra LI5600, Cobra LI6000, Cobra LI6050, Cobra LI6500 Voltage: 7.4, Amperage: 700mAh, Chemistry: Li-Ion Length: 2.087, Width: 0.713, Height: 1.705 Exell Battery FRS / 2-Way Radio Batteries &gt; Other Radio Batteries