Charging Station and a couple of Packs Alternative...

Battery Replacement : Fully Compatible for Spotlight Camera, Video Doorbell 2/3/4, Video Doorbell 3 Plus, Stick Up Cam Battery (2nd & 3rd Gen), Spotlight Cam Battery, and Smart Lighting Solar Floodlight, and Door View Cam.
Powerful Battery Capacity: Lithium-ion rechargeable battery 3.65V 6040mAh, a professional replacement for ring batteries. High-quality lithium-ion battery for extended battery life and no memory effect. The battery can be charged or discharged at any time without harm.
Multiple protections: Camera battery built-in six-way protection, including overcharge, over discharge, short circuit, overheating, output overvoltage, output overcurrent