I'm reading that a good fully charged battery should be at 12.3 V resting. My battery has been sitting on a smart charger and maintainer and says 12V only and the charger
What will be the voltage of a fully charged 12v battery? If it is 12.8, then is 12.8v during charging or after removing the charger? - Quora
![Amazon.com: Battery Tender Plus 12V Battery Charger and Maintainer: 1.25 AMP Powersport Battery Charger and Maintainer for Motorcycles, ATVs, UTVs - Smart 12 Volt Automatic Float Charger - 021-0128 : Automotive Amazon.com: Battery Tender Plus 12V Battery Charger and Maintainer: 1.25 AMP Powersport Battery Charger and Maintainer for Motorcycles, ATVs, UTVs - Smart 12 Volt Automatic Float Charger - 021-0128 : Automotive](https://m.media-amazon.com/images/I/61apjAP+ncL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Battery Tender Plus 12V Battery Charger and Maintainer: 1.25 AMP Powersport Battery Charger and Maintainer for Motorcycles, ATVs, UTVs - Smart 12 Volt Automatic Float Charger - 021-0128 : Automotive
![Low Voltage Cut-off Circuit For 12V Battery. Deep discharge protection circuit for 12v battery. - YouTube Low Voltage Cut-off Circuit For 12V Battery. Deep discharge protection circuit for 12v battery. - YouTube](https://i.ytimg.com/vi/qjPU2qlatNM/maxresdefault.jpg)