# `Common.Message.TerrainCheck`
[🔗](https://github.com/fancydrones/xmavlink/blob/main/lib/common.ex#L7036)

# `t`

```elixir
@type t() :: %Common.Message.TerrainCheck{
  lat: XMAVLink.Types.int32_t(),
  lon: XMAVLink.Types.int32_t()
}
```

Request that the vehicle report terrain height at the given location (expected response is a TERRAIN_REPORT). Used by GCS to check if vehicle has all terrain data needed for a mission.

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*Consult [api-reference.md](api-reference.md) for complete listing*