The Sony WF-1000XM3 uses a replaceable coin cell battery : r/sony

Sony WF1000XM3 successful battery replacement : r/headphones

★【Please note that the original battery connector of earphones in individual batches will be different, and you need to replace the connector

3.7V 1200mah Li-Polymer Battery Replacement for Sony WH-1000XM3、WH-1000XM4、WH-XB900N、WH-H910N、WH-CH710N Bluetooth Wireless Noise canceling Stereo

How to fix problems with the Sony WF-1000XM3 - SoundGuys

2x Pack CP1243 Battery Replacement for Sony Wf1000xm4 XM3 Sp600 SP700 SP900 Jabra Rox Galaxy Buds CP Truly Wireless EarbudHeadset Headphone Varta

Sony WH-1000XM3 Battery Troubleshooting, Repair or Replacement Walkthrough - Teardown and Fix

520mah Battery Lp702428 For Sony Wf-1000xm4 Charging Case - Digital Batteries - AliExpress

2x ZeniPower Z55 (1254) Battery for Sony Wf-1000xm3 WF-SP900

Genuine OEM Sony WF-1000XM4 WF-1000XM3 ZeniPower Z55 Battery (2 Batteries) Part

STRENG-CELL 2 Pack CP1254 Replacement Battery for Sony wf1000x XM3 Sp600 700 900 Battery Jabra Rox Bando H5 E6 Galaxy Buds Bluetooth Headset Battery