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Aqara

Aqara Zigbee temperature sensor

Sensors · Security

Mixed reportsLocal

2 reports: 1 says it works, 1 says it partly works.

Reported on r/homeassistant with Zigbee.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
ZigbeeWorks LocalFreezer alert works 10+ months; battery shows 20% in cold
Saved copy
Cannot speak for OP, but I am using a cheap aqara zigbee temp sensor. Battery is always reporting 20% (because cold temp) but works since 10months+. (There is also a printable AA Battery mod out there)

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.

Reddit comment · 2026-08
ZigbeePartly works LocalCR2032 cells die quickly in freezer cold
Saved copy
That's funny. I just this weekend swapped out my fridge-freezer temperature sensors. I had been using the Aqara Zigbee ones for a while, but found that the tiny CR2032 lithium cells do not cope well with the low temperatures, especially in the freezer, and die very quickly. I've replaced them with the INKBIRD IBS-TH2, which are quite a bit larger because they take 2x alkaline AAA batteries instead. I got them off eBay for about half the price on Amazon though, so look around as they can be purchased really cheaply. AliExpress is a good bet to get them cheapest if you don't mind waiting to …

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.

Reddit comment · 2024-03

Each row is one report from a GitHub thread, an integration’s docs, or r/homeassistant. Check the date and the linked source before you buy.

In ReReHome

Once Home Assistant’s HomeKit Bridge shares it, this device reaches Apple Home as a HomeKit accessory behind your Home Assistant bridge, so ReReHome shows and controls it like any other.

Identifiers

BrandAqara
CategorySensors