---
tag: m0149
title: Set Temperature Units
brief: Set temperature units to Celsius, Fahrenheit, or Kelvin.
author: thinkyhead

group: units
requires: TEMPERATURE_UNITS_SUPPORT

codes: [ M149 ]

parameters:

- tag: C
  optional: true
  description: Celsius

- tag: F
  optional: true
  description: Fahrenheit

- tag: K
  optional: true
  description: Kelvin

---

Use this command to set the current temperature units to Celsius, Fahrenheit, or Kelvin. Celsius is the default.

Send `M149` with no parameters to get the current temperature units.
