CP1254 A3 3.7V 60mah Battery for Sony WF-1000XM3 WF-1000X WF-SP700N Headphones
Compatible With: (use"Ctrl+F" to find your own PN & Model) CP1254 (A3). Do not put battery into water and fire. Just after using the battery, the battery will heat up. Do not Separation, extrusion, and impact.