What type of door is compatible with the Smart Lock C33?
- Door Frame/Material: Wooden and steel doors
- Cross bore diameter: 54mm
- Backset (distance between the center of the cross borehole and the edge of the door): 60mm or 70mm
- Diameter of door hole: 25mm
- Door thickness: 35mm to 55mm
- Location of handle-set or bored deadlatch: >45mm from the cross borehole. Please pay attention to the outer dimension.
If you have any further questions regarding the eufy Smart Lock C33, please don't hesitate to contact us for assistance.


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