CP1254 A3 60mAh Battery for Sony WF-1000XM3 WF-1000X WF-SP700N Headphones
CP1254 (A3). Battery Capacity: 60mAh. Keep the battery away from fire. Never make the circuit short or squeeze the battery. for the SONY WF-XB700, WF-SP700N, WF-SP900, WF-1000XM3 wireless earphones.