---
title: How long does the battery of a PROX/PRO device last?
description: PRO line devices can record for up to 12 hours, depending on the mode of operation. Battery consumption is influenced by factors such as sampling frequency, number of channels used, motion sensors act
---

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# How long does the battery of a PROX/PRO device last?

PRO line devices can record for **up to 12 hours**, depending on the mode of operation. Battery consumption is influenced by factors such as sampling frequency, number of channels used, motion sensors activity etc. 

See charging recommendations in this article - [Charging my PRO/PROX device](https://support.mbraintrain.com/faq/charging-pro-line-devices?hsLang=en)

 

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