Also Charges: Vertex Standard EVX261, EVX531, EVX534, EVX539, VX230, VX231, VX260, VX261, VX264, VX350, VX351, VX354, VX450, VX451, VX454, VX459, VX821, VX824, VX829, VX870, VX871, VX874, VX879, VXP820, VXP821, VXP824, VXP829, VXP871, VXP874, VXP879, VX920, VX921, VX924, VX929, VX970, VX971, VX974, VX979, VXP920, VXP921, VXP924, VXP929, VXP971, VXP974, VXP979. For use with Li-Ion / LiPo UNI batteries (including FNB-V134LIIS) compatible with the Vertex Standard CD-58 charger. Accessories available for in-vehicle installation.