SUNDELY 2700mAh Li-ion Battery + Charger Combo + Belt Clip for YAESU VERTEX Radio VX-10 FT-10 FT-10R FT-40 FT-40R FT-50 FT-50R FNB-47 Li-ion Battery + Charger Combo for YAESU VERTEX Radio + Belt clip Battery: 2700mAh, 7.4 V, Lithium-Ion Battery, FNB-47, Battery can be charged by the provided charger only! Charger: 100-240V AC, 50/60Hz, 8.4V VX-10, FT-10, FT-10R, FT-40, FT-40R, FT-50, FT-50R