SDD-12: DC Power & Charge cord for Yaesu & Vertex radios such as FTA-450, FTA-550, FTA-750L, VX-8R, VX-8RE, VX-8DR, VX-8GR, FT1DR, FT-1DR, FT1D, VXA-700, VX-7R, VX-7Rb, VX-6R, VX-5R, VX-5Rs, VXA-100, VX-120, VX-150, VXA-150, VX-170, VX-177, VX-180, VXA-210, VXA-220, VXA-300, VXA-700, VXA-710, FT-817, FT-530, FT-26R, FT-76R; STANDARD-HORIZON HX270S, HX370S, HX471/S, HX500S, HX600S, etc. Replaces original E-DC-5B. Plugs into a 12-13.8VDC socket. It provides high-watt power to radio AND slow-charges the attached battery. It can also be used as the DC Power Supply for CD-15A & CD-41 Rapid Chargers (sold separately). Has built-in voltage control, current control, and noise filtering. EXCLUSIVE BATTERIES AMERICA brand product !