FNB-83 FNB-V94 FNB-V57 Replacement Battery for YAESU VERTEX Radios — Compatible with FNB-64, FT-60/FT-60E/FT-60R, VX-150/160/170/180/400/410/414/417/420/424/427, VX-800/VX-800V/VX-800U, STANDARD HORIZON HX270/HX270S/HX370S (4PCS)

Package contents: 4pc x FNB-94 / FNB-V94 replacement batteries. These Li-ion packs match the original FNB-94 / FNB-V94 in size and thickness and are intended for use with a wide range of handheld radios, including YAESU and VERTEX models and STANDARD HORIZON units listed below. Compatible models: FNB-94 battery, FNB-V94 battery, FT-60 battery, FT-60E battery, FT-60R battery, VX-400, VX-410, VX-414, VX-417, VX-420, VX-424, VX-427, VX-800, VX-800V, VX-800U, and other models referenced in the title. Construction & safety: Built from premium grade A++ battery cells with a durable Aluminum Casing and an integrated Smart IC chip. Each pack includes a built-in microchip to guard against over-charging, over-discharging, short-circuiting, and over-heating. Reliability & testing: Batteries are produced under strict QC procedures and tested step by step to deliver long service life — lasting over 800+ charge cycles. Customer support: If you are unsure about model compatibility or have any questions, contact us and our technical team will assist. For any quality-related problems we offer a REPLACEMENT or REFUND and aim to provide a satisfactory resolution within 24 hours. Important note: Units may arrive with little or no charge. If the radio does not power on, please fully charge the battery first. We recommend fully draining and fully charging the battery for the first 3 charging/discharging cycles to help maximize overall battery life.