Room Climate Card

A reusable Home Assistant Lovelace card built with LitElement that surfaces temperature, humidity, dew point, and battery status for any room sensor setup.

Features

• Minimal layout optimized for quick climate checks with selectable compact/comfortable/expanded densities
• Optional humidity, dew point, and battery indicators
• Battery icon automatically overlays the card when levels fall below configurable thresholds and can be overridden per card
• Designed for bundling and distribution through HACS

Installation

Manual

1. Download the latest release and copy the dist/room-climate-card.js file into your Home Assistant config/www/ directory.
2. Add the resource to your Lovelace resources (Configuration → Dashboards → Resources) with:
   • URL: /local/room-climate-card.js
   • Resource type: JavaScript Module
3. Restart Home Assistant or reload resources.

HACS (Custom Repository)

1. In HACS, open the Frontend section and select the menu in the top-right corner.
2. Choose Custom repositories, add your repository URL, and set the category to Lovelace.
3. Install Room Climate Card from the HACS list and reload resources when prompted.

Lovelace Usage

type: custom:room-climate-card
entity: sensor.temp
humidity_entity: sensor.humidity
dewpoint_entity: sensor.dewpoint
battery_entity: sensor.battery
room_name: Wohnzimmer
layout:
  room_name: left
  size: compact
battery_low_threshold: 30
battery_empty_threshold: 10
battery_icon: mdi:battery-heart

Development

npm install
npm run build

The bundled file will be emitted to dist/room-climate-card.js.