# Test Kit（应用测试服务）

> phone 12+ | 2in1 13+ | tablet 12+ | tv 19+ | wearable 18+

* **[ArkTS API](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/test-arkts)**   
* **[错误码](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/test-arkts-errcode)**