1、 Preparation: 1 setup, lifelong useCompleted by family members or community workers at post office/pharmacy service points: The staff will bind the wristband with the elderly person's SPID identity and health card, and enter the emergency contact phone number; Commonly used departments (such as cardiology) can be pre-set, making subsequent appointments faster; Teach the elderly three core buttons: the largest protrusion is the "confirm button", and the two up and down buttons are the "switch button" (no need to remember the name, identify by shape/position).2、 Three core functions: One step direct operation(1) SPID authentication (mandatory for medical treatment/medication purchase)Offline scenarios (pharmacies, hospitals, community terminals): Simply place the wristband close to the sensing area (staff will guide the location), hear the voice prompt "identity confirmed", and complete SPID login without having to pull out your phone or enter your password.Online scenario (using the accompanying app): Open the mobile minimalist app, place the wristband close to the NFC area on the back of the phone, verify identity in 1 second, and directly enter the medical service page, skipping all official website login steps.(2) View/Present Electronic Prescription To check a prescription: Press the "Prescription View" button on the wristband (the button with the tablet icon), and the screen will enlarge to display the drug name, usage, and dosage (with a simple icon, such as a blood pressure monitor icon for antihypertensive drugs). At the same time, the content will be read aloud through voice (although you may not be able to see it clearly, you can still hear it). Medication presentation: No need to operate, simply place the wristband close to the sensing area of the pharmacy checkout counter, and the staff can verify the prescription without printing or displaying their phone. Require a paper prescription: Before going to the community terminal, place the wristband close to the sensing area and press the "print prescription" button on the terminal to obtain a paper voucher.(3) Medical appointment (even with zero digital skills) Press the "Appointment Service" button on the wristband (the button with a calendar icon); Display department icons in a loop on the screen (such as orthopedic bone diagram), press the up and down switch keys to select the desired department, and press the confirm key to lock it; The voice broadcast can be scheduled for a date ("available on Mondays and Wednesdays"), then press the switch button to select the date, and press the confirm button to complete the reservation; The screen displays "Appointment successful+time+location abbreviation", and a vibration reminder will be sent 1 day and 1 hour before the visit. Family members will also receive synchronized text messages. This' Medical Digital Security Card Set 'can help Italian elderly people solve medical problems from three aspects: appointment booking, medication collection, and emergency support: Convenient appointment for medical treatment: The appointment service QR code on the front of the card allows elderly people to complete their appointment directly by scanning the code after their family members enter their identity information for the first…