# Raspberry Pi Pico - why does free space show as 848 kB? (and advice on how to add an SD card to an enviro indoor)

**URL:** <https://forums.pimoroni.com/t/raspberry-pi-pico-why-does-free-space-show-as-848-kb-and-advice-on-how-to-add-an-sd-card-to-an-enviro-indoor/22038>\
**Category:** Support\
**Created:** [April 24, 2023, 5:52pm UTC](https://forums.pimoroni.com/t/raspberry-pi-pico-why-does-free-space-show-as-848-kb-and-advice-on-how-to-add-an-sd-card-to-an-enviro-indoor/22038 "2023-04-24T17:52:54Z")\
**Posts on this page:** 1\
**Showing post:** 13

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**Author:** ![Bjoern](https://avatars.discourse-cdn.com/v4/letter/b/46a35a/32.png) [@Bjoern](https://forums.pimoroni.com/u/Bjoern)\
**Post date:** [April 29, 2023, 9:48pm UTC](https://forums.pimoroni.com/t/raspberry-pi-pico-why-does-free-space-show-as-848-kb-and-advice-on-how-to-add-an-sd-card-to-an-enviro-indoor/22038/13 "2023-04-29T21:48:43Z")

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Follow-up post here: [Low power consumption on Raspberry Pi Pico / Bader / Picowbell](https://forums.pimoroni.com/t/low-power-consumption-on-raspberry-pi-pico-bader-picowbell/22086)

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