Why Is My Ring Battery Not Charging. This is normal behavior. And if your battery goes bad or is defective your Ring doorbell will not function despite your hard-wired power supply.

Try using a different power brick or source. Once youve checked your battery and determined that it needs a charge charge it. Since Ring devices use lithium polymer batteries when the temperature drops below 40F it may be necessary to charge your Ring product more often.
Ring needs 16V to 24V to operate.
If it is a small light will appear on the front of the charger. In order to extend the lifetime of the lithium-ion battery your solar charger or solar panel will not begin charging your battery until its percentage drops below 90. A Ring doorbell that is hardwired to a doorbell transformer that is too small may not receive enough power for both operation and charging. It will however slow the loss over time.

