Quick view WCFNB-V131 - Battery for Vertex Standard VX-231 LiIon 7.4v 1500 mAh UNI Generic MSRP: Now: $23.00 Was: WCFNB-V131 - Battery for Vertex Standard VX-231 LiIon 7.4v 1500 mAh UNI Quality private label aftermarket battery for the Vertex Standard VX-231 portable. For use with "UNI" Chargers Only, Not... MSRP: Now: $23.00 Was: Quick view