The FNB-V57x is a 7.2 volt 2000mAh LONG LIFE, memory-free, rechargeable Nickel Metal Hydride battery pack for Yaesu-Vertex radios. Replaces FNB-64, FNB-V57, FNB-83. Provides extended operating time; recharges thru the radio (if your radio is so equipped), OR in a desktop charger (such as the EMS-57-83). This battery fits the VX-110, VX-120, VX-127, VX-130, VX-150, VX-160, VX-170, VX-177, VX-180, VX-210A, VX-400, VX-410, VX-420, VX-800; VXA-150 Pro V, VXA-210, Pro V, VXA-220 PRO VI, VXA-300 Pilot III, VXA-200 Aviator Pilot II; Yaesu FT-60R/E, FT-250, FT-270, FT-277, FTA-230, FTA-310; Standard Horizon HX270S, HX370S, HX500S, HX600S, etc.
Pricing is for 1 battery pack. Picture shows 2 views of the battery.