# Blynk.Inject and Blynk.Air

Blynk services (or micro-services) are software modules that perform a certain set of functionality to simplify common use cases.

## Blynk.Inject

![Blynk.Inject](https://user-images.githubusercontent.com/72824404/119472455-ef9ddb80-bd52-11eb-9c6a-e54746ae32dd.png)

A micro-service for:

* Claiming device ownership by users and organizations
* Provisioning devices with WiFi credentials so they can connect to the end-user WiFi networks.
* Managing Authentication Tokens
* UX flow to guide end-users through the process of claiming and provisioning with the help of Blynk.Apps

To get understanding of the Blynk.Inject take a look at the below videos:

<table data-column-title-hidden data-view="cards"><thead><tr><th></th><th data-hidden></th><th data-hidden></th><th data-hidden data-card-target data-type="content-ref"></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td></td><td></td><td></td><td><a href="https://www.youtube.com/watch?v=bXPEEmsEtPM">https://www.youtube.com/watch?v=bXPEEmsEtPM</a></td><td><a href="https://1839001309-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MBFTVMf7L6S67HOuqVC%2Fuploads%2FecDeBAU8L14awvBirkDq%2FBlynk-inject.jpeg?alt=media&#x26;token=bf8d1c77-27a5-4859-a11c-9974284ccd34">Blynk-inject.jpeg</a></td></tr><tr><td></td><td></td><td></td><td><a href="https://www.youtube.com/watch?v=4RGAn0tlrHs">https://www.youtube.com/watch?v=4RGAn0tlrHs</a></td><td><a href="https://1839001309-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MBFTVMf7L6S67HOuqVC%2Fuploads%2F3849mncTuGMeHvz091JN%2Fplaato.jpeg?alt=media&#x26;token=39028577-681d-4907-8c27-024110dc21fd">plaato.jpeg</a></td></tr><tr><td></td><td></td><td></td><td><a href="https://www.youtube.com/watch?v=GPneDxWvp4U">https://www.youtube.com/watch?v=GPneDxWvp4U</a></td><td><a href="https://1839001309-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MBFTVMf7L6S67HOuqVC%2Fuploads%2FnnDqow1bCn7tFHoLHZkh%2Fcama-cooler.jpeg?alt=media&#x26;token=ac29dc6c-d8cf-4a6f-860e-594437d3da9f">cama-cooler.jpeg</a></td></tr></tbody></table>

You can find the full guide on how to use WiFi provisioning by the link below:

{% content-ref url="../getting-started/activating-devices/blynk-edgent-wifi-provisioning" %}
[blynk-edgent-wifi-provisioning](https://docs.blynk.io/en/~/revisions/ynmC8lZ6FPocTYWigjcO/getting-started/activating-devices/blynk-edgent-wifi-provisioning)
{% endcontent-ref %}

## Blynk.Air

<figure><img src="https://1839001309-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MBFTVMf7L6S67HOuqVC%2Fuploads%2FlnsdaEMTk8SwLCHuCjzq%2F28-edgent-blynk%20inject%20and%20air-blynk%20air.png?alt=media&#x26;token=356de624-ca22-48d8-bf11-e089ea0e3917" alt=""><figcaption></figcaption></figure>

A micro-service for Firmware Over-the-Air Updates responsible for:

* Managing Firmware Over-the-Air Updates shipping campaigns
* Installing new firmware on the edge devices

You can find the full guide on how to set up OTA updates by the link below:

{% content-ref url="updating-devices-firmwares-ota" %}
[updating-devices-firmwares-ota](https://docs.blynk.io/en/~/revisions/ynmC8lZ6FPocTYWigjcO/blynk.edgent/updating-devices-firmwares-ota)
{% endcontent-ref %}