---
title: How Many Tests Can Be Performed?
description: How many test can the NObreath perform?
---

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1. [Help Centre](https://support.bedfont.com/en/knowledge?hsLang=en)
2. [NObreath](https://support.bedfont.com/en/knowledge/nobreath?hsLang=en)
3. [FAQ](https://support.bedfont.com/en/knowledge/nobreath?hsLang=en#faq)

# How Many Tests Can Be Performed?

## How many test can the NObreath perform?

Your NObreath will be able to perform as many tests as you require. The sensor is completely unrestricted. The only thing that is required is an annual calibration or sensor change. 

If the problem persists or has not been resolved by the information provided above, please contact your local distributor for more information. Find out who your local distributor is from our website [here](https://www.bedfont.com/find-my-distributor). 

- [NObreath](https://support.bedfont.com/en/knowledge/nobreath?hsLang=en#main-content)

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    - [Device function issues](https://support.bedfont.com/en/knowledge/nobreath?hsLang=en#device-function-issues)
    - [Infection control](https://support.bedfont.com/en/knowledge/nobreath?hsLang=en#infection-control)
    - [Safe Breath Testing During COVID-19](https://support.bedfont.com/en/knowledge/nobreath?hsLang=en#safe-breath-testing-during-covid-19)
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    - [Infection control](https://support.bedfont.com/en/knowledge/smokerlyzer?hsLang=en#infection-control)
    - [Safe Breath Testing During COVID-19](https://support.bedfont.com/en/knowledge/smokerlyzer?hsLang=en#safe-breath-testing-during-covid-19)
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    - [Firmware](https://support.bedfont.com/en/knowledge/gastrolyzer?hsLang=en#firmware)
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    - [Infection control](https://support.bedfont.com/en/knowledge/toxco?hsLang=en#infection-control)
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