diff --git a/internal/app/service/device/general_device_service.go b/internal/app/service/device/general_device_service.go
index 7c8015d..964d207 100644
--- a/internal/app/service/device/general_device_service.go
+++ b/internal/app/service/device/general_device_service.go
@@ -57,7 +57,7 @@ func (g *GeneralDeviceService) Switch(device *models.Device, action DeviceAction
 		return fmt.Errorf("解析设备 %v(id=%v) 配置失败: %v", device.Name, device.ID, err)
 	}
 
-	// TODO 这种校验放自检里 (已通过 SelfCheck 保证其为纯数字，此处仅进行类型转换)
+	// 已通过 SelfCheck 保证其为纯数字，此处仅进行类型转换
 	busNumber, _ := strconv.Atoi(fmt.Sprintf("%v", deviceInfo[models.BusNumber]))
 	busAddress, _ := strconv.Atoi(fmt.Sprintf("%v", deviceInfo[models.BusAddress]))
 	relayChannel, _ := strconv.Atoi(fmt.Sprintf("%v", deviceInfo[models.RelayChannel]))
diff --git a/internal/infra/models/device.go b/internal/infra/models/device.go
index 5eee658..c3cc889 100644
--- a/internal/infra/models/device.go
+++ b/internal/infra/models/device.go
@@ -118,7 +118,6 @@ func (d *Device) ParseProperties(v interface{}) error {
 
 // SelfCheck 进行参数自检, 返回检测结果
 // 方法会根据自身类型进行参数检查, 参数不全时返回false
-// TODO 没写单测
 func (d *Device) SelfCheck() bool {
 	// 使用清晰的 switch 结构，确保所有情况都被覆盖
 	switch d.Type {
diff --git a/internal/infra/transport/lora/chirp_stack.go b/internal/infra/transport/lora/chirp_stack.go
index aaa05dc..6bc4a2c 100644
--- a/internal/infra/transport/lora/chirp_stack.go
+++ b/internal/infra/transport/lora/chirp_stack.go
@@ -64,7 +64,7 @@ func (c *ChirpStackTransport) Send(address string, payload []byte) (*transport.S
 	//    - WithQueueItemDevEui 指定目标设备的 EUI。
 	//    - WithBody 设置请求体。
 	params := device_service.NewDeviceServiceEnqueueParams().
-		WithTimeout(5 * time.Second). // TODO 这里应该从配置文件里读
+		WithTimeout(time.Duration(c.config.APITimeout) * time.Second).
 		WithQueueItemDevEui(address).
 		WithBody(body)