Compatible with:

5-Piece Home Alarm Kit, Motion Sensor, Entry Sensor, Keypad, Water and Freeze Sensor, eufy SoloCam E30, Indoor Cam C220, Indoor Cam S350, Indoor Cam Mini 2K, Outdoor Cam Pro (Solo OutdoorCam C24), Indoor Cam 2K Pan & Tilt (Solo IndoorCam P24), Indoor Cam 2K (Solo IndoorCam C24), Video Doorbell E340, Video Doorbell Dual 2K (Battery-Powered), eufy Security Video Doorbell 1080p (Battery-Powered), Video Doorbell 2K (Battery-Powered), Video Doorbell 2K (Wired), Video Smart Lock E330, Smart Lock S230, Smart Lock C100, Smart Lock E130, Floodlight Cam E340, Floodlight Cam 2 Pro, Floodlight Cam E 2K, Floodlight Cam 1080p, SoloCam S340, SoloCam C210, SoloCam S230, SoloCam L40, SoloCam E40, eufyCam Solar Panel, eufyCam, eufyCam 2C, eufyCam 2, eufyCam 2C Pro, eufyCam 2 Pro, Siren

Yes. You can add a second security device to the same eufy account no matter where the device is. 

For example, if you already have eufyCam installed in house A and purchased another eufyCam system for house B, you can add the second eufyCam system in house B to the same eufy account. You can control them all in one place and distinguish them by name or app alerts.