---
title: QubitProperties (latest version)
description: API reference for qiskit.providers.QubitProperties in the latest version of qiskit
source: https://quantum.cloud.ibm.com/docs/en/api/qiskit/qiskit.providers.QubitProperties
---

# QubitProperties

*class* `qiskit.providers.QubitProperties(t1=None, t2=None, frequency=None)`

Bases: [`object`](https://docs.python.org/3/library/functions.html#object)

A representation of a `QubitProperties` object.

## Attributes

### frequency

### t1

### t2