2pcs VARTA CP1254 A3 3.7V Battery For Beats by Dr. Dre Powerbeats Pro Earphones
CP1254 (A3). for the SONY WF-XB700, WF-SP700N, WF-SP900, WF-1000XM3 wireless earphones. Keep the battery away from fire. Never make the circuit short or squeeze the battery. Battery Capacity: 60mAh.