The video quality is excellent. I work with 1:160 scale models and it shows the details very well. I'm not sure I'll be able to match the claimed two hour battery life when shooting in 4k, but the lower resolution isn't bad either.
Pros
4K Camcorder with SONY Sensor: Built-in 1/3 inch high sensitivity 13.0MP Sony CMOS sensor. Still images up to 20.0 MP and multiple video resolutions are available. 4K UHD: 3840x2160 (60/30fps), FHD: 1920x1080 (60/30fps), HD: 1280x720 (60fps). Tips: Download the "OD Cam" app on your smartphone to connect the camera via Wi-Fi and configure the camera settings.