# 무선 카드 리더기

* 무선 카드 리더기는 충전식으로 사용 가능한 제품입니다. 
* 배터리가 30% 이하로 떨어지면 포스 앱 내에서 배터리 부족 알림 창이 계속 뜨니 꼭 충전을 해 주세요.
* 충전은 제품에 함께 들어있는 충전기를 이용해주세요. (충전 중에도 결제는 가능합니다.)

{% content-ref url="/pages/XVLMZRvghkT11gtkfjuH" %}
[ET-291N](/growing-sales/device/wireless/et-291n.md)
{% endcontent-ref %}

{% content-ref url="/pages/kiWFYrRzFDEoe1zrVc1E" %}
[ED-901R](/growing-sales/device/wireless/ed-901r.md)
{% endcontent-ref %}

{% content-ref url="/pages/waYRrKra1dmQDeZjg7Ia" %}
[NM-1000](/growing-sales/device/wireless/nm-1000.md)
{% endcontent-ref %}

{% content-ref url="/pages/FV2MUx358Vht1dppJXRZ" %}
[MCD-2000](/growing-sales/device/wireless/mcd-2000.md)
{% endcontent-ref %}


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://support.thegrowing.co/growing-sales/device/wireless.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.