There’s no real indication of how long a Spotlight Cam Pro Battery’s battery should last, given that it’s largely dependent on use and the monitoring settings enlisted. If set to frequent monitoring, the battery can loose up to 6 % of its charge in a day. Additional batteries state that they can last for months between charges, depending on use and the weather. It's possible to connect a Ring Solar Panel (2. Gen.) with USB-C cable. Available in black (8EASH1-BEU4) and white (8EASH1-WEU4) To use full functionality and get best results, its recommended to use a (Ring) Power Adapter with USB-C cable instead.