1. Suitable for Ring doorbell camera battery charger V4: This charger is designed specifically for Ring doorbell camera batteries and can effectively charge them. 2. Dual charging design: This charger has dual charging function, which can simultaneously charge two Ring camera batteries, improving charging efficiency. 3. Fast charging: This charger adopts fast charging technology and can quickly charge the Ring camera battery, saving waiting time. 4. Easy to use: Simply insert the Ring camera battery into the slot of the charger to start charging, which is very simple to operate. 5. High quality assurance: The charger is made of high-quality materials, with excellent durability and stability, and can reliably charge the Ring camera battery for a long time.