# fake

Configure a `fake` sensor to test implementing a sensor component on your machine without any physical hardware:

- [JSON Template](https://docs.viam.com/reference/components/sensor/fake/#configure-a-fake-sensor-0)

```json

```

Copy

No attributes are available for `fake` sensors.

#### Info

A call to [`Readings()`](https://docs.viam.com/reference/apis/components/sensor/#getreadings) on a `fake` sensor always returns readings of `{ "a":1, "b":2, "c":3 }`.