As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLT, THE BATTERY CHARGE ANNUN ILLUMINATED. CONTINUED TO DESTINATION WITH NO FURTHER INCIDENT. THIS BATTERY CHARGE ANNUNCIATOR WRITEUP UP IS A NUISANCE WRITEUP WITH SEVERE DISTRACTION TO THE AIR CREW.REMOVED AND REPLACED BATTERY AND ADJUSTED VOLTAGE REGULATOR