1# @ohos.deviceInfo (Device Information) 2 3The **deviceInfo** module provides product information. 4 5> **NOTE** 6> 7> The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version. 8> Some parameters whose return value is the default value are not yet available. 9 10## Modules to Import 11 12```ts 13import deviceInfo from '@ohos.deviceInfo'; 14``` 15 16## Attributes 17 18**System capability**: SystemCapability.Startup.SystemInfo 19 20 21 22| Name| Type| Readable| Writable| Description| 23| -------- | -------- | -------- | -------- | -------- | 24| deviceType | string | Yes| No| Device type. It is used only for query purposes, but not for service code development.| 25| manufacture | string | Yes| No| Device manufacturer.| 26| brand | string | Yes| No| Device brand.| 27| marketName | string | Yes| No| Marketing name.| 28| productSeries | string | Yes| No| Product series.| 29| productModel | string | Yes| No| Product model.| 30| softwareModel | string | Yes| No| Software model.| 31| hardwareModel | string | Yes| No| Hardware model.| 32| hardwareProfile | string | Yes| No| Hardware profile.| 33| serial | string | Yes| No| Device serial number.<br>**Constraints**: This API is available for system applications only.| 34| bootloaderVersion | string | Yes| No| Bootloader version.| 35| abiList | string | Yes| No| Application binary interface (Abi) list.| 36| securityPatchTag | string | Yes| No| Security patch tag.| 37| displayVersion | string | Yes| No| Product version.| 38| incrementalVersion | string | Yes| No| Incremental version.| 39| osReleaseType | string | Yes| No| OS release type. The options are as follows:<br>- **Canary**: Preliminary release open only to specific developers. This release does not promise API stability and may require tolerance of instability.<br>- **Beta**: Release open to all developers. This release does not promise API stability and may require tolerance of instability.<br>- **Release**: Official release open to all developers. This release promises that all APIs are stable.| 40| osFullName | string | Yes| No| OS version.| 41| majorVersion | number | Yes| No| Major version, incrementing along with OS version updates.| 42| seniorVersion | number | Yes| No| Senior version, incrementing along with architecture and feature updates.| 43| featureVersion | number | Yes| No| Feature version.| 44| buildVersion | number | Yes| No| Build version.| 45| sdkApiVersion | number | Yes| No| SDK API version.| 46| firstApiVersion | number | Yes| No| First API version.| 47| versionId | string | Yes| No| Version ID.| 48| buildType | string | Yes| No| Build type.| 49| buildUser | string | Yes| No| Build user.| 50| buildHost | string | Yes| No| Build host.| 51| buildTime | string | Yes| No| Build time.| 52| buildRootHash | string | Yes| No| Build root hash.| 53| udid<sup>7+</sup> | string | Yes| No| Device UDID.<br>**Constraints**: This API is available for system applications only.| 54| distributionOSName<sup>10+</sup> | String | Yes| No| Name of the distribution OS.| 55| distributionOSVersion<sup>10+</sup> | String | Yes| No| Version number of the distribution OS.| 56| distributionOSApiVersion<sup>10+</sup> | number| Yes| No| API version of the distribution OS.| 57| distributionOSReleaseType<sup>10+</sup> | String | Yes| No| Type of the distribution OS.| 58 59**Example** 60 61```ts 62 import deviceinfo from '@ohos.deviceInfo'; 63 64 let deviceTypeInfo: string = deviceinfo.deviceType; 65 console.info('the value of the deviceType is :' + deviceTypeInfo); 66 67 let manufactureInfo: string = deviceinfo.manufacture; 68 console.info('the value of the manufactureInfo is :' + manufactureInfo); 69 70 let brandInfo: string = deviceinfo.brand; 71 console.info('the value of the device brand is :' + brandInfo); 72 73 let marketNameInfo: string = deviceinfo.marketName; 74 console.info('the value of the deviceinfo marketName is :' + marketNameInfo); 75 76 let productSeriesInfo: string = deviceinfo.productSeries; 77 console.info('the value of the deviceinfo productSeries is :' + productSeriesInfo); 78 79 let productModelInfo: string = deviceinfo.productModel; 80 console.info('the value of the deviceinfo productModel is :' + productModelInfo); 81 82 let softwareModelInfo: string = deviceinfo.softwareModel; 83 console.info('the value of the deviceinfo softwareModel is :' + softwareModelInfo); 84 85 let hardwareModelInfo: string = deviceinfo.hardwareModel; 86 console.info('the value of the deviceinfo hardwareModel is :' + hardwareModelInfo); 87 88 let hardwareProfileInfo: string = deviceinfo.hardwareProfile; 89 console.info('the value of the deviceinfo hardwareProfile is :' + hardwareProfileInfo); 90 91 let serialInfo: string = deviceinfo.serial; 92 console.info('the value of the deviceinfo serial is :' + serialInfo); 93 94 let bootloaderVersionInfo: string = deviceinfo.bootloaderVersion; 95 console.info('the value of the deviceinfo bootloaderVersion is :' + bootloaderVersionInfo); 96 97 let abiListInfo: string = deviceinfo.abiList; 98 console.info('the value of the deviceinfo abiList is :' + abiListInfo); 99 100 let securityPatchTagInfo: string = deviceinfo.securityPatchTag; 101 console.info('the value of the deviceinfo securityPatchTag is :' + securityPatchTagInfo); 102 103 let displayVersionInfo: string = deviceinfo.displayVersion; 104 console.info('the value of the deviceinfo displayVersion is :' + displayVersionInfo); 105 106 let incrementalVersionInfo: string = deviceinfo.incrementalVersion; 107 console.info('the value of the deviceinfo incrementalVersion is :' + incrementalVersionInfo); 108 109 let osReleaseTypeInfo: string = deviceinfo.osReleaseType; 110 console.info('the value of the deviceinfo osReleaseType is :' + osReleaseTypeInfo); 111 112 let osFullNameInfo: string = deviceinfo.osFullName; 113 console.info('the value of the deviceinfo osFullName is :' + osFullNameInfo); 114 115 let majorVersionInfo: number = deviceinfo.majorVersion; 116 console.info('the value of the deviceinfo majorVersion is :' + majorVersionInfo); 117 118 let seniorVersionInfo: number = deviceinfo.seniorVersion; 119 console.info('the value of the deviceinfo seniorVersion is :' + seniorVersionInfo); 120 121 let featureVersionInfo: number = deviceinfo.featureVersion; 122 console.info('the value of the deviceinfo featureVersion is :' + featureVersionInfo); 123 124 let buildVersionInfo: number = deviceinfo.buildVersion; 125 console.info('the value of the deviceinfo buildVersion is :' + buildVersionInfo); 126 127 let sdkApiVersionInfo: number = deviceinfo.sdkApiVersion; 128 console.info('the value of the deviceinfo sdkApiVersion is :' + sdkApiVersionInfo); 129 130 let firstApiVersionInfo: number = deviceinfo.firstApiVersion; 131 console.info('the value of the deviceinfo firstApiVersion is :' + firstApiVersionInfo); 132 133 let versionIdInfo: string = deviceinfo.versionId; 134 console.info('the value of the deviceinfo versionId is :' + versionIdInfo); 135 136 let buildTypeInfo: string = deviceinfo.buildType; 137 console.info('the value of the deviceinfo buildType is :' + buildTypeInfo); 138 139 let buildUserInfo: string = deviceinfo.buildUser; 140 console.info('the value of the deviceinfo buildUser is :' + buildUserInfo); 141 142 let buildHostInfo: string = deviceinfo.buildHost; 143 console.info('the value of the deviceinfo buildHost is :' + buildHostInfo); 144 145 let buildTimeInfo: string = deviceinfo.buildTime; 146 console.info('the value of the deviceinfo buildTime is :' + buildTimeInfo); 147 148 let buildRootHashInfo: string = deviceinfo.buildRootHash; 149 console.info('the value of the deviceinfo buildRootHash is :' + buildRootHashInfo); 150 151 let udid: string = deviceinfo.udid; 152 console.info('the value of the deviceinfo udid is :' + udid); 153 154 let distributionOSName: string = deviceinfo.distributionOSName 155 console.info('the value of the deviceinfo distributionOSName is :' + distributionOSName); 156 157 let distributionOSVersion: string = deviceinfo.distributionOSVersion 158 console.info('the value of the deviceinfo distributionOSVersion is :' + distributionOSVersion); 159 160 let distributionOSApiVersion: number = deviceinfo.distributionOSApiVersion 161 console.info('the value of the deviceinfo distributionOSApiVersion is :' + distributionOSApiVersion); 162 163 let distributionOSReleaseType: string = deviceinfo.distributionOSReleaseType 164 console.info('the value of the deviceinfo distributionOSReleaseType is :' + distributionOSReleaseType); 165 166``` 167