🔐 Stay connected, stay secure—your door’s smartest sidekick.
The Nuki Door Sensor is a compact, Bluetooth-enabled contact sensor designed for Nuki Smart Lock 3.0 and 3.0 Pro. It provides real-time door status updates and notifications via the free Nuki app, powered by a long-lasting 3.6V lithium-thionyl chloride battery. Lightweight and easy to install, it enhances smart home security by ensuring you always know if your door is open, closed, locked, or unlocked—perfect for modern professionals seeking seamless, keyless convenience.
| Battery description | Alkaline |
| Number of batteries | 1 Nonstandard Battery batteries required. |
| Voltage | 3.6 Volts |
| Control method | App |
| Mounting type | Door Mount |
| Sensor technology | Contact Sensor |
| Global Trade Identification Number | 09120072081873 |
| Manufacturer | Nuki Home Solutions GmbH |
| Part number | 220648 |
| Item Weight | 60 g |
| Product Dimensions | 4 x 2.1 x 1.6 cm; 60 g |
| Batteries | 1 Nonstandard Battery batteries required. |
| Item model number | 220648 |
| Color | White |
| Style | Single |
| Material | Silicone |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Special Features | Unlock your smartphone, Easy to install |
| Included components | Nuki Door Sensor, Magnet, Booklet |
| Batteries Included? | No |
| Batteries Required? | No |
| Battery Cell Type | Lithium-Thionyl Chloride (Li-SOCL2) |
| tech_spec_battery_description_toys | Alkaline |
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