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Creating automations in home Assistant can be a long and time-consuming process.You don’t have to reinvent the wheel, though. There are some useful blueprints that you can use to create complex automations in next to no time.
Low battery notifications and actions
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Battery-powered smart home sensors that communicate using low-energy protocols such as Zigbee and Z-Wave can be really useful in your smart home. For example, a battery-powered humidity sensor can be placed anywhere in your bathroom without having to worry about where the nearest outlet is. One downside of battery-powered devices, however, is that no matter how little power they use, the batteries will eventually run out.
Many sensors will expose the current battery level to Home Assistant. You can use these battery entities to create automations that notify you when a battery is running low. If you have a lot of sensors, however, creating the automations yourself can be a pain, and you’ll need to update them every time you add a new battery-powered device to your home.
You select the calendar that you want to use, include any trigger keywords from the calendar event summary or description, and choose the devices that you want to notify or the actions that you want to run. at the start time of the appropriate event in your calendar, the blueprint will run, and the notification or action will be triggered.
You can add an offset if you want to get a notification an hour before an event, for example, and also use the end times of events to trigger notifications or actions. It turns your calendar events into powerful triggers in just a few minutes
Home Assistant Blueprint Automates Appliance Finish Notifications
Home Assistant users can now easily receive notifications when appliances like dishwashers or washing machines complete their cycles, thanks to a new official blueprint released on January 16, 2026. This automation simplifies a previously complex setup, allowing users to integrate appliance status directly into their smart home ecosystem without extensive coding.
How the Blueprint Works
The blueprint leverages the appliance’s power state to determine when a cycle has finished. According to How-To Geek, it monitors for a transition from a high-power usage state (during operation) to a low-power state (when finished). This change triggers a notification.
Key Features and Customization
- Notifications: Users can configure the blueprint to send notifications via the Home Assistant mobile app, email, or other integrated services.
- Customizable Actions: Beyond notifications, the blueprint can trigger other home Assistant automations, such as turning on lights or playing a sound.
- Appliance Compatibility: The blueprint is designed to work with a wide range of appliances that report power usage through compatible smart plugs or energy monitoring devices.
Installation and Setup
The blueprint is available directly within the Home Assistant interface. Users can install it through the Blueprint import feature, as detailed by How-To Geek. The setup process involves selecting the appropriate entity for the appliance’s power monitoring and configuring the desired notification settings.
The official home Assistant blueprint page can be found here.

