Aqara E1 Zigbee Door and Window Sensor
Smart Electronics
“The Aqara E1 Door and Window Sensor utilizes Zigbee 3.0 for reliable open/close status reporting and provides granular battery health monitoring via millivolt tracking. While it offers immediate state-change triggers for Home Assistant users, it requires specific firmware versions or device handlers to ensure full entity exposure and compatibility.”
- —
Provides immediate binary open/close state reporting for responsive home automation triggers.
privatehomelab.comIt reports immediately on state change.
- —
Includes a dedicated low-battery binary sensor for reliable automation alerts.
privatehomelab.comBinary sensor that fires when the battery is critically low.
- —
Reports battery voltage in millivolts for precise monitoring of power health.
privatehomelab.comBattery voltage in millivolts. Useful if you want a more granular view
- —
Battery percentage reporting is delayed by design, often lagging up to 24 hours.
privatehomelab.comupdates can lag up to 24 hours by design.
- —
Requires specific firmware or custom device handlers for full entity recognition in Home Assistant.
community.home-assistant.ioZHA device handlers bridge the functionality gap created when manufacturers deviate from the ZCL specification
- —
The only things that stop working without internet are Aqara’s cloud remote access (if you’re using the Aqara app for remote control) and firmware updates.
privatehomelab.comThe only things that stop working without internet are Aqara’s cloud remote access (if you’re using the Aqara app for remote control) and firmware updates.