Aqara Motion Sensor battery: CR2450
The Aqara Motion Sensor takes one CR2450 3V lithium coin cell.
CR24503V
CR2450× 13V lithium coin cell
Also sold as DL2450, 5029LC, KECR2450, CR2450N · CR2450 details
Source: Aqara Motion Sensor product page
Before you swap it
- A CR2450 is 5 mm thick. CR2430 looks the same from the front, but it isn't the same cell, and a thinner one can rattle or lose contact.
Quick answers
Which battery goes in the Aqara Motion Sensor?
One CR2450 3V lithium coin cell.
Is DL2450 the same as CR2450?
Yes. DL2450, 5029LC, KECR2450 and CR2450N are all the same cell as CR2450, sold under another name.
Will a CR2430 fit instead of a CR2450?
No. It's the same 24.5 mm width but 3 mm thick, against 5 mm for a CR2450. Use a CR2450.