# Door and Window Sensor

**Doorprice Score 7.2/10** (Good; likely 5.7–8.7, low confidence).
Price: $17.99 at Aqara LLC (with est. tax $19.30; shipping set at checkout). Store rating 4.9/5 from 211 ratings.

## Specs
- Battery Size: CR2450
- Power Source: Battery-powered
- Mounting Type: Wall
- Ingress Protection: Not specified
- Security Sensor Subtype: Door/window contact
- Compatible Hub: Aqara hub M2 (sold separately)

## Where to buy
Buy at Aqara LLC: https://us.aqara.com/cart/49161685106970:1?_gsid=Vby3goF1i4xw&utm_source=shopify&utm_medium=catalog
For the price delivered to a ZIP (real shipping options, promotions, estimated tax) ask for the delivered price of shopify:6EmE6UOY6Lospy3xPg1r7Q.