Personal care device

A personal care device comprising:

• a working head configured for applying a personal care treatment to a body surface with the working head;
• a handle attached to the working head and configured for a user to manually move the working head along the body surface;
• an adjustment device coupled with the handle, the adjustment device being configured to adjust at least one of a mechanical setting of the working head or a mechanical function of the working head;
• and
• a hazard determination device coupled to the handle and communicatively coupled to the adjustment device, the hazard determination device being configured to issue a hazard signal to the adjustment device when a hazard condition of the personal care device is recognized by the hazard determination device,
• wherein:
• the adjustment device is configured to respond to the hazard signal from the hazard determination device by adjusting the mechanical setting and/or the mechanical function into a safe harbor setting or function to protect the personal care device.