**To retrieve an asset property's historical values** The following ``get-asset-property-value-history`` example retrieves a wind turbine asset's total power values for a 20 minute period in time. :: aws iotsitewise get-asset-property-value-history \ --asset-id a1b2c3d4-5678-90ab-cdef-33333EXAMPLE \ --property-id a1b2c3d4-5678-90ab-cdef-66666EXAMPLE \ --start-date 1580851800 \ --end-date 1580853000 Output:: { "assetPropertyValueHistory": [ { "value": { "doubleValue": 7217.787046814844 }, "timestamp": { "timeInSeconds": 1580852100, "offsetInNanos": 0 }, "quality": "GOOD" }, { "value": { "doubleValue": 6941.242811875451 }, "timestamp": { "timeInSeconds": 1580852400, "offsetInNanos": 0 }, "quality": "GOOD" }, { "value": { "doubleValue": 6976.797662266717 }, "timestamp": { "timeInSeconds": 1580852700, "offsetInNanos": 0 }, "quality": "GOOD" }, { "value": { "doubleValue": 6890.8677520453875 }, "timestamp": { "timeInSeconds": 1580853000, "offsetInNanos": 0 }, "quality": "GOOD" } ] } For more information, see `Querying historical asset property values <https://docs.aws.amazon.com/iot-sitewise/latest/userguide/query-industrial-data.html#historical-values>`__ in the *AWS IoT SiteWise User Guide*.