# CarUnit

Artifact: [androidx.car.app:app](https://developer.android.com/jetpack/androidx/releases/car-app) [View Source](https://cs.android.com/search?q=file:androidx/car/app/hardware/common/CarUnit.java+class:androidx.car.app.hardware.common.CarUnit) Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

*** ** * ** ***


```
@CarProtocol
@RequiresCarApi(value = 3)
public final class CarUnit
```

<br />

*** ** * ** ***

Units such as speed, distance and volume for car hardware measurements and display.

## Summary

| ### Constants |
|---|---|
| `static final int` | `@https://developer.android.com/reference/androidx/car/app/annotations/ExperimentalCarApi https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#IMPERIAL_GALLON() = 204` Imperial Gallon unit. |
| `static final int` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#KILOMETER() = 3` Kilometer unit. |
| `static final int` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#KILOMETERS_PER_HOUR() = 102` Kilometers per hour unit. |
| `static final int` | `@https://developer.android.com/reference/androidx/car/app/annotations/ExperimentalCarApi https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#LITER() = 202` Liter unit. |
| `static final int` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#METER() = 2` Meter unit. |
| `static final int` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#METERS_PER_SEC() = 101` Meters per second unit. |
| `static final int` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#MILE() = 4` Miles unit. |
| `static final int` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#MILES_PER_HOUR() = 103` Miles per hour unit. |
| `static final int` | `@https://developer.android.com/reference/androidx/car/app/annotations/ExperimentalCarApi https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#MILLILITER() = 201` Milliliter unit. |
| `static final int` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#MILLIMETER() = 1` Millimeter unit. |
| `static final int` | `@https://developer.android.com/reference/androidx/car/app/annotations/ExperimentalCarApi https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#US_GALLON() = 203` US Gallon unit. |

| ### Public methods |
|---|---|
| `static @https://jspecify.dev/docs/api/org/jspecify/annotations/NonNull.html https://developer.android.com/reference/java/lang/String.html` | `https://developer.android.com/reference/androidx/car/app/hardware/common/CarUnit#toString(int)(int unit)` Get a user friendly representation of the unit. |

## Constants

### IMPERIAL_GALLON

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
@ExperimentalCarApi
public static final int IMPERIAL_GALLON = 204
```

Imperial Gallon unit.

### KILOMETER

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
public static final int KILOMETER = 3
```

Kilometer unit.

### KILOMETERS_PER_HOUR

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
public static final int KILOMETERS_PER_HOUR = 102
```

Kilometers per hour unit.

### LITER

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
@ExperimentalCarApi
public static final int LITER = 202
```

Liter unit.

### METER

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
public static final int METER = 2
```

Meter unit.

### METERS_PER_SEC

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
public static final int METERS_PER_SEC = 101
```

Meters per second unit.

### MILE

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
public static final int MILE = 4
```

Miles unit.

### MILES_PER_HOUR

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
public static final int MILES_PER_HOUR = 103
```

Miles per hour unit.

### MILLILITER

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
@ExperimentalCarApi
public static final int MILLILITER = 201
```

Milliliter unit.

### MILLIMETER

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
public static final int MILLIMETER = 1
```

Millimeter unit.

### US_GALLON

Added in [1.1.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.1.0)

```
@ExperimentalCarApi
public static final int US_GALLON = 203
```

US Gallon unit.

## Public methods

### toString

Added in [1.2.0](https://developer.android.com/jetpack/androidx/releases/car-app#1.2.0)

```
public static @NonNull String toString(int unit)
```

Get a user friendly representation of the unit.