# Meter

> A segmented pixel-block bar that shows a level (like fuel, shields or cargo) between a min and max value, changing color at configurable warning and danger thresholds. Ported to React from the sb-meter Datastar/Rocket web component by zweiundeins (Starbase).

- Author: [zweiundeins](https://21st.dev/@zweiundeins)
- Library: zweiundeins
- License: MIT
- Tags: Meter, Gauge, Progress
- Live preview: https://21st.dev/@zweiundeins/components/meter

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/zweiundeins/meter?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt · More like this: https://21st.dev/community/components/s/meter.md