**To invoke a device method on a device** The following ``invoke-device-method`` example invokes the specified method on a device. :: aws iot1click-devices invoke-device-method \ --cli-input-json file://invoke-device-method.json Contents of ``invoke-device-method.json``:: { "DeviceId": "G030PM0123456789", "DeviceMethod": { "DeviceType": "device", "MethodName": "getDeviceHealthParameters" } } Output:: { "DeviceMethodResponse": "{\"remainingLife\": 99.8}" } For more information, see `Using AWS IoT 1-Click with the AWS CLI <https://docs.aws.amazon.com/iot-1-click/latest/developerguide/1click-cli.html>`__ in the *AWS IoT 1-Click Developer Guide*.