No, Wyze Cam v3 Pro does not have a battery.
Wyze Cam v3 Pro is powered by a USB cable with a new 5v2a power adapter.
For a totally wireless camera, check out Wyze Cam Outdoor.
We are currently experiencing an issue where devices may not successfully pair with the Wyze app. Our team is aware and looking into it. Thank you for your patience while we work to get this resolved. Feel free to keep an eye out for updates https://support.wyze.com/hc/en-us/articles/360015979872-Service-Status-Known-Issues
Wyze Cam v3 Pro is powered by a USB cable with a new 5v2a power adapter.
For a totally wireless camera, check out Wyze Cam Outdoor.