UpStart Battery Vertex FNB-83 Two-Way Radio Charger Replacement (100-240V) - Compatible with Vertex FNB-64 Charger Replacement Vertex FNB-64 Charger Replacement for Vertex FNB-83 Two-Way Radio Chargers Upstart Battery Brand, One Year Warranty 100-240V autosensing for world wide use For NICD & NIMH batteries only. Will not charger Lithium-Ion batteries. On Sale for a Limited Time!