COMPATIBLE WITH YAESU & VERTEX RADIOS: Replacement for YAESU and Vertex-Standard VX-230, VX-231, VX-228, VX-231L, and VX-234 two-way radios. REPLACEMENT PART NUMBERS: Replaces FNB-V131Li and FNB-V132Li batteries for seamless compatibility. BATTERY SPECIFICATIONS: 7.4V, 1650mAh (12.21Wh) Li-ion battery with compact dimensions (89.94 x 56.86 x 22.62mm). HIGH-CAPACITY PERFORMANCE: Designed to provide long-lasting power for professional use and critical communication. PACKAGE CONTENTS AND WARRANTY: Includes 2 x FNB-V131Li rechargeable batteries. Backed by a 24-month worry-free warranty and Smile Customer Service for your satisfaction.