‎eufy Security App (if this value is to be used at all, it would more appropriate use 'iOS' or 'Android' as the `controller_type` value, depending on operating system of device which app installed)

eufy Video Smart Lock E330, 3-in-1 Camera+Doorbell+Fingerprint Keyless Entry Door Lock, Smart Built-in Wi-Fi Deadbolt for Front Door, Auto Lock, App Remote Control, Easy Installation, No Monthly Fee