







🚪 Unlock peace of mind with every open and close!
The Nuki Door Sensor is a compact, Bluetooth-enabled contact sensor designed to work seamlessly with Nuki Smart Locks. Powered by a 3.6V lithium battery, it provides real-time notifications about your door’s status—open, closed, locked, or unlocked—directly to your smartphone via the Nuki app. Easy to install and discreetly designed, it enhances your smart home security by keeping you informed wherever you are.





| Battery description | Lithium |
| Number of batteries | 1 Nonstandard Battery batteries required. |
| Voltage | 3.6 Volts |
| Control method | App |
| Noise level | 50 Decibels |
| Mounting type | Door Mount |
| Sensor technology | Contact Sensor |
| Global Trade Identification Number | 09120072081873 |
| Manufacturer | Nuki Home Solutions GmbH |
| Part Number | 220648 |
| Product Dimensions | 4 x 2.1 x 1.6 cm; 60 g |
| Batteries | 1 Nonstandard Battery batteries required. |
| Item model number | 220648 |
| Style | Single |
| Finish | Powder Coated |
| Material | Silicone |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Special Features | Easy to install, Unlock your smartphone |
| Included Components | Nuki Door Sensor, Magnet, Booklet |
| Batteries included? | No |
| Batteries Required? | No |
| Battery Cell Type | Lithium-Thionyl Chloride (Li-SOCL2) |
| Item Weight | 60 g |
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