Arken Optics APP is a free mobile application that supports both Android and Apple mobile phones, and can connect to all devices under the Arken Optics brand through WiFi. After the connection is successful, you can perform the following operations through the Arken Optics APP:1. You can see the screen of the device synchronously in real time2. You can view the video files of the device online, and you can download the device files to the mobile phone and share them to other platforms3. You can set the device function menu4. You can quickly perform reticle zero calibration on the APP5. Online device software upgrades can be performed through the APP6. Video editing functions can be performed on the APP: video cropping, video synthesis, video slow motion