Hey there! Sorry to hear about the trouble you’re facing with your Power Sonic battery. The issue you’re describing could be due to several reasons. First, check if there’s any visible damage to the battery casing or terminals. If everything looks intact, the problem might lie with the charging process. Ensure that the charger you’re using is compatible with the battery specifications and functioning correctly. Additionally, examine the connections between the battery and the charger for any loose connections or corrosion. If everything seems fine externally, it’s possible that the battery has reached the end of its lifespan and needs replacement. Remember to always handle batteries with care and follow proper safety precautions. If you’re still facing issues after troubleshooting, don’t hesitate to reach out for further assistance!