> For the complete documentation index, see [llms.txt](https://drotek.gitbook.io/rtk-f9p-positioning-solutions/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://drotek.gitbook.io/rtk-f9p-positioning-solutions/rtk-f9p-drotek-modules/sirius-rtk-gnss-base-f9p.md).

# Sirius RTK GNSS Base (F9P)

![](/files/-LkZqyAhLtOxLFPWjqZf)

The F9P RTK GNSS Base is made to provide the most reliable base module possible. Featuring an **active antenna**, it is the best module to provide your system with an accurate and powerful base module. It has integrated **rechargeable batteries** so it can be used as stand-alone module without an external power supply, and a built-in jack connector to recharge these batteries. 

It guarantees a **clean transportation on the field**. It can easily be put onto a **tripod** thanks to it's **threaded hole underneath the case.**

![](/files/-LlVtKmpycth7LTucgBq)