Module Battery Monitor

Battery Monitor

Module type: battery_monitor · Category: Data · Free

Auto-discovers battery sensors across your Home Assistant instance and highlights devices that need charging. Phones, vacuums, trackers, sensors — anything with a battery level.

Features

• Auto-discovery — scans for battery sensors, with optional manual entity list
• 5 visual styles — List, Bars, Cards, Rings, Strip
• Threshold highlighting — critical (default 10%) and low (default 25%) color bands
• Charging indicator — shows when a device is actively charging
• Sort options — lowest first (default) or highest first
• Per-device overrides — pin, hide, or customize individual entities
• Show only below threshold — hide healthy batteries, surface only what needs attention
• Item border toggle — disable the 1 px tile outline for a cleaner look on styled dashboards

Configuration

Discovery

Field	Notes
Discovery mode	Auto, Manual, or Both.
Exclude patterns	Regex patterns to skip (e.g. *_battery_temperature).
Hidden entities	Always exclude specific entity IDs.
Include battery level attribute	Also match entities that expose level via attribute.
Include binary sensors	Include charging/on-battery binary sensors.

Display

Field	Notes
Style	List · Bars · Cards · Rings · Strip
Max items	Cap the list length (default 25).
Show title	Module heading on/off.
Show charging indicator	Bolt icon when charging.
Show percentage	Numeric % on each tile.
Show item border	1 px outline around each device tile.
Sort direction	Lowest first or highest first.

Thresholds & colors

Field	Notes
Critical threshold	Below this % → critical color (default 10).
Low threshold	Below this % → low color (default 25).
Show only below threshold	Hide batteries above the low threshold.
Critical / Low / OK / Charging colors	Override default threshold colors.

Actions / Logic / Design

Standard 4-tab editor. Default tap → more-info on the device entity.

Examples

"What needs charging?" kiosk tile

• Discovery: Auto
• Show only below threshold: On
• Style: Cards
• Sort: Lowest first

Workshop tool batteries

• Discovery: Manual — add specific sensor.*_battery entities
• Style: Strip
• Critical threshold: 15%

Related

• Single battery as a bar → Module-Bar.
• Room-level device shortcuts → Module-Area-Summary.
• Dynamic entity lists with filters → Module-Auto-Entities-List.